A monofin is the most efficient propulsion device in underwater sport — delivering greater speed, depth, and energy efficiency than any bifin setup. By combining both feet into a single blade, a monofin channels full-body dolphin-kick power through one hydrodynamic surface, allowing swimmers to achieve remarkable speed with minimal oxygen consumption. We carry a curated range of monofins for freediving, finswimming, mermaid swimming, and open water training — from beginner-friendly rubber training fins to professional carbon competition blades.
Types of Monofin in This Category
Freediving Monofins — Designed for depth and breath-hold efficiency; neutral to positive buoyancy at surface, negative at depth
Finswimming Monofins — CMAS-approved competition blades engineered for pool sprint and distance events from 50m to 3000m
Training Monofins — Durable rubber and composite blades for daily conditioning, warm-up, and technique development
Mermaid Monofins — Flexible, buoyant blades designed for graceful lateral movement, mermaid tail compatibility, and recreational use
Open Water Monofins — Hydrodynamic designs suited to lake, sea, and ocean swimming with side stability wings
Monofin Bags & Accessories — Carry bags, rolling cases, and protective covers for safe transport between sessions
Choosing the Right Blade Material
Blade material is the single most important factor in monofin performance. Rubber blades are the most forgiving — heavier, durable, and shock-absorbing, making them ideal for beginners, young athletes, and daily training use. Fiberglass (composite fiber) blades offer a natural, responsive flex that closely mirrors the feel of a competition monofin at a more accessible price — the most popular choice for club-level finswimmers and recreational freedivers. Carbon fiber blades are lighter, stiffer, and more energy-efficient than fiberglass — delivering superior power-to-propulsion conversion for advanced athletes and competition use. Many athletes use a rubber or fiberglass monofin for training and conditioning, reserving their carbon blade for race day.
How to Choose Blade Stiffness
Blade stiffness should be matched to your body weight, leg strength, and swimming discipline — choosing incorrectly is one of the most common mistakes new monofin users make.
Soft / Very Soft — Lighter athletes, beginners, young swimmers, freediving depth dives where energy conservation is critical
Medium — Most adult recreational swimmers and freedivers; the safest starting point if unsure
Medium-Hard — Intermediate to advanced finswimmers; stronger athletes training across mid-distances
Hard — Powerful, heavier athletes focused on sprint finswimming; advanced competition use only
Foot Pockets — The Critical Connection
The foot pocket is the interface between your body and the blade — and a poor fit will undermine even the best blade. Foot pockets must fit snugly without restricting blood flow, allowing efficient energy transfer from your legs through to the blade during each kick cycle. Most monofins offer sizing by shoe size (EU), and many competition models allow selection of foot width as well for a fully custom fit. Rubber and neoprene foot pockets are the most common — rubber offers a direct, precise connection, while neoprene provides additional cushioning for prolonged use. Always size foot pockets carefully — when in doubt, contact us before ordering and we will advise based on your measurements.
Monofins by Use Case
Pool Finswimming (CMAS): Fiberglass or carbon competition monofin with cast rubber foot pockets, CMAS-approved sticker
Recreational Freediving: Composite fiber training monofin with neoprene side wings for buoyancy and stability
Depth Freediving: Lightweight carbon or fiberglass monofin — positive surface buoyancy, negative below 5–10m
Mermaid Swimming: Flexible rubber or plastic monofin with lateral fishtail blade shape and tail-compatible foot pockets
Daily Training: Rubber monofin for resistance conditioning — heavier construction builds strength over time
Beginners: Entry-level composite or rubber monofin with ergonomic foot pockets — comfortable, durable, and forgiving
Why Shop Monofins?
We stock monofins from the world’s most trusted brands — including WaterWay, whose Glide and Fishtail Glide models are used by competitive freedivers and finswimmers at national and international level. Every product listing includes full technical specifications, blade stiffness guides, sizing charts, and use-case recommendations so you can make a confident, informed choice. Custom configuration options — foot size, foot width, blade stiffness, blade width, and colour — are available on selected models. Fast worldwide shipping means your monofin arrives ready for the water, wherever you train.
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Finswimming WaterWay Glide Carbon Monofin
- Aerospace-grade carbon blade — extreme strength and responsiveness
- Advanced Cast rubber foot pockets — fully hand made designed for optimal energy transfer and comfort using a stiffer layer rubber
- Selectable blade widths (68–74 cm) and 7 stiffness levels for precise performance tuning
$ 778.05 -
Finswimming Tornado Monofin Carbon
- Aerospace-grade Carbon blade — extreme strength and responsiveness
- Advanced Cast rubber foot pockets — fully hand made designed for optimal energy transfer and comfort using a stiffer layer rubber
- Selectable blade widths (68–74 cm) and 7 stiffness levels for precise performance tuning
$ 772.20Finswimming Tornado Monofin Carbon
$ 772.20 -
Freediving WaterWay Glide Carbon Monofin
- Aerospace-grade carbon blade — extreme strength and responsiveness
- Advanced Cast rubber foot pockets — fully hand made designed for optimal energy transfer and comfort using a stiffer layer rubber
- Selectable blade widths (68–74 cm) and 5 stiffness levels for precise performance tuning
$ 778.05 -
Finswimming WaterWay Tornado Monofin
- Aerospace-grade Fiberglass blade — extreme strength and responsiveness
- Advanced Cast rubber foot pockets — fully hand made designed for optimal energy transfer and comfort using a stiffer layer rubber
- Selectable blade widths (68–74 cm) and 7 stiffness levels for precise performance tuning
$ 637.65Finswimming WaterWay Tornado Monofin
$ 637.65 -
Freediving WaterWay Glide Monofin
- Aerospace-grade fibreglass blade — extreme strength and responsiveness
- Advanced Cast rubber foot pockets — fully hand made designed for optimal energy transfer and comfort using a stiffer layer rubber
- Selectable blade widths (68–74 cm) and 7 stiffness levels for precise performance tuning
$ 637.65Freediving WaterWay Glide Monofin
$ 637.65 -
Finswimming WaterWay Glide Monofin
- Aerospace-grade fibreglass blade — extreme strength and responsiveness
- Advanced Cast rubber foot pockets — fully hand made designed for optimal energy transfer and comfort using a stiffer layer rubber
- Selectable blade widths (68–74 cm) and 7 stiffness levels for precise performance tuning
$ 637.65Finswimming WaterWay Glide Monofin
$ 637.65 -
WaterWay Fishtail Glide Monofin
- Aerospace-grade fibreglass blade — extreme strength and responsiveness with a Fishtail shape
- Advanced Cast rubber foot pockets — fully hand made designed for optimal energy transfer and comfort using a stiffer layer rubber
- Selectable blade widths (68–72 cm) and 5 stiffness levels for precise performance tuning
$ 602.55WaterWay Fishtail Glide Monofin
$ 602.55 -
Waterway Junior Glide Monofin
- Aerospace-grade fiberglass blade — extreme strength and responsiveness
- Advanced Cast rubber foot pockets — fully hand made designed for optimal energy transfer and comfort using a stiffer layer rubber
- Selectable blade widths (50cm or 60cm) and 7 stiffness levels for precise performance tuning
$ 602.55Waterway Junior Glide Monofin
$ 602.55 -
WaterWay Glide Monofin with Handmade blade
- Handmade fiber blade — extreme strength and responsiveness
- Advanced Cast rubber foot pockets — fully hand made designed for optimal energy transfer and comfort using a stiffer layer rubber
- Selectable blade widths (68–74 cm) and 5 stiffness levels for precise performance tuning
$ 602.55 -
Prussian Blue Coral Kiss Carbon Mermaid Monofin
The Prussian Blue Coral Kiss Carbon Mermaid Monofin is a premium carbon fiber tail fin, collaboratively designed by Prussian Blue and MFI Mermaid for elite mermaid performances and training. Modeled after a fish tail, this monofin fits seamlessly into mermaid tail skins, providing remarkable lifelike motion in water. The ultra-light carbon fiber construction eliminates the need for heavy rubber or acrylic supports, maximizing maneuverability and propulsion. Uniquely engineered for lateral flexibility and vertical twist, the Coral Kiss monofin enables fluid tail movement for smooth underwater turns and twists, unlike traditional freediving monofins which rely mainly on forward propulsion. The design is ideal for both stage and pool use, ensuring effortless, graceful motion and unmatched comfort for professional mermaids and trainers.
$ 527.67 -
Prussian Blue Sea Pule Carbon Mermaid Monofin
The Prussian Blue Sea Pule Carbon Mermaid Monofin is a premium aerospace grade carbon fiber monofin, collaboratively designed with MFI Mermaid for professional mermaids and performers. Specifically shaped like a fish tail, the Sea Pule monofin fits seamlessly inside a mermaid tail skin, creating a natural, fluid motion underwater. Lightweight yet remarkably strong, it replaces bulky rubber or acrylic monofins, maximizing propulsion while reducing drag. Unlike vertical, uni-flex freediving monofins, the Sea Pule features lateral flexibility and vertical torsion, allowing smooth turns and organic tail undulations for lifelike underwater performances. The ultra-light structure ensures effortless, graceful movements suitable for training, shows, and cinematography alike, offering durability and precision unmatched in the mermaiding world.
$ 527.67 -
WaterWay Oceaner Nemo Carbon monofin
The WaterWay Oceaner Nemo Carbon Monofin is a premium monofin designed for open water swimming, freediving, and performance training. Built as an upgraded version of the original Oceaner design, it combines a lightweight fiber blade, comfortable Pathos foot pockets, and efficient hydrodynamics for smooth, powerful movement in the water.
$ 456.30WaterWay Oceaner Nemo Carbon monofin
$ 456.30 -
Oceaner Carbon monofin
The WaterWay Oceaner Carbon Monofin is a premium monofin designed for open water swimming, freediving, and performance training. Built as an upgraded version of the original Oceaner design, it combines a lightweight fiber blade, comfortable Pathos foot pockets, and efficient hydrodynamics for smooth, powerful movement in the water.
$ 450.45Oceaner Carbon monofin
$ 450.45 -
WaterWay Monofin Model 1 Carbon
The WaterWay Model 1 Carbon Monofin is the world’s most popular carbon training monofin — trusted by finswimmers, freedivers, and world record holders. Its wide 70 cm carbon blade delivers consistent thrust and unmatched power over 2,000+ km of finswimming, in a durable and versatile design suited for all levels.
- 70 cm (27.5″) high-quality carbon blade
- 100-micron layered construction with WaterWay proprietary resins
- 3 stiffness options: Soft · Medium · Hard
- Sizes EU 35–47 (US 4–14) — full adult range
- Used by world record finswimmers
Recommended for: Finswimming · Freediving · Competition Training
$ 345.15WaterWay Monofin Model 1 Carbon
$ 345.15 -
Oceaner Fiberglass monofin
The WaterWay Oceaner Fiber Monofin is a premium monofin designed for open water swimming, freediving, and performance training. Built as an upgraded version of the original Oceaner design, it combines a lightweight fiber blade, comfortable Pathos foot pockets, and efficient hydrodynamics for smooth, powerful movement in the water.
$ 304.20Oceaner Fiberglass monofin
$ 304.20 -
Oceaner Nemo monofin
The WaterWay Oceaner Nemo Fiber Monofin is a premium monofin designed for open water swimming, freediving, and performance training. Built as an upgraded version of the original Oceaner design, it combines a lightweight fiber blade, comfortable Pathos foot pockets, and efficient hydrodynamics for smooth, powerful movement in the water.
$ 263.25Oceaner Nemo monofin
$ 263.25 -
WaterWay Monofin Model 1 Pink
The WaterWay Model 1 Pink Monofin is the world’s most popular fiberglass training monofin — trusted by finswimmers, freedivers, and world record holders. Its wide 70 cm fiberglass blade delivers consistent thrust and unmatched power over 2,000+ km of swimming, in a durable and versatile design suited for all levels.
- 70 cm (27.5″) high-quality fiberglass blade
- 100-micron layered construction with WaterWay proprietary resins
- 3 stiffness options: Soft · Medium · Hard
- Sizes EU 35–47 (US 4–14) — full adult range
- Used by world record finswimmer Aleksander Odinokov
Recommended for: Finswimming · Freediving · Competition Training
$ 234.00WaterWay Monofin Model 1 Pink
$ 234.00 -
WaterWay Monofin Model 1 Blue
The WaterWay Model 1 Blue Monofin is the world’s most popular fiberglass training monofin — trusted by finswimmers, freedivers, and world record holders. Its wide 70 cm fiberglass blade delivers consistent thrust and unmatched power over 2,000+ km of swimming, in a durable and versatile design suited for all levels.
- 70 cm (27.5″) high-quality fiberglass blade
- 100-micron layered construction with WaterWay proprietary resins
- 3 stiffness options: Soft · Medium · Hard
- Sizes EU 35–47 (US 4–14) — full adult range
- Used by world record finswimmer Aleksander Odinokov
Recommended for: Finswimming · Freediving · Competition Training
$ 234.00WaterWay Monofin Model 1 Blue
$ 234.00 -
WaterWay Nemo Meirmaid Monofin
- 70 cm wide blade with non standard Mermaid shape
- Fiberglass construction with 100-micron layers for durability
- Optimized for mermaid fun swimming
- Consistent thrust performance up to 2000 km
$ 222.30WaterWay Nemo Meirmaid Monofin
$ 222.30 -
WaterWay Monofin Model 1
- 70 cm wide blade for maximum propulsion and speed
- Fiberglass construction with 100-micron layers for durability
- Optimized for freediving and finswimming
- Consistent thrust performance up to 2000 km
$ 222.30WaterWay Monofin Model 1
$ 222.30 -
WaterWay Meirmaid Monofin
- 70 cm wide blade with non standard Mermaid shape
- Fiberglass construction with 100-micron layers for durability
- Optimized for mermaid fun swimming
- Consistent thrust performance up to 2000 km
$ 210.60WaterWay Meirmaid Monofin
$ 210.60 -
WaterWay Monofin Model 2
- 66 cm wide blade for maximum propulsion and speed
- Fiberglass construction with 100-micron layers for durability
- Optimized for freediving and finswimming
- Consistent thrust performance up to 2000 km
$ 204.75WaterWay Monofin Model 2
$ 204.75 -
WaterWay Monofin Model 3
- 62 cm wide blade for maximum propulsion and speed
- Great for kids and junior finswimmers
- Fiberglass construction with 100-micron layers for durability
- Optimized for freediving and finswimming
- Consistent thrust performance up to 2000 km
$ 193.05WaterWay Monofin Model 3
$ 193.05 -
WaterWay Monofin for Kids
The WaterWay Kids Monofin is the perfect first monofin for young swimmers aged 8–12. Featuring a rubber-coated 50 cm fiberglass blade and soft neoprene-lined footpockets, it makes finswimming safe, comfortable, and fun — in the pool, at the beach, or as a mermaid tail.
- 50 cm rubber-coated fiberglass blade
- Soft neoprene-lined footpockets for all-day comfort
- 3 blade stiffness options: Soft, Medium, Hard
- Sizes EU 31–42 (US 1–8.5) — grows with your child
- Perfect for finswimming, mermaid play & pool training
Recommended age: 6–10 years
Recommended level: Intermediate to Elite
$ 140.40WaterWay Monofin for Kids
$ 140.40 -
WaterWay Wave Monofin for Kids
The WaterWay Kids Wave Monofin is the perfect first monofin for young swimmers aged 6–10. Featuring a rubber-coated 50 cm fiberglass blade and soft neoprene-lined footpockets, it makes finswimming safe, comfortable, and fun — in the pool, at the beach, or as a mermaid tail.
- 50 cm rubber-coated fiberglass blade
- Soft neoprene-lined footpockets for all-day comfort
- 3 blade stiffness options: Soft, Medium, Hard
- Sizes EU 31–42 (US 1–8.5) — grows with your child
- Perfect for finswimming, mermaid play & pool training
Recommended age: 6–10 years
Recommended level: Intermediate to Elite
$ 140.40WaterWay Wave Monofin for Kids
$ 140.40 -
WaterWay Monofin DoZo
The WaterWay Monofin DoZo is a professional-grade training monofin engineered to build a faster, more powerful dolphin kick. Its large 50×45 cm fiberglass blade forces perfect full-body undulation — eliminating the knee-kick fault and developing the core-driven technique used by elite competitive swimmers.
- 50×45 cm durable fiberglass blade
- Soft rounded edges — pool and lane safe
- Builds dolphin kick power, amplitude & ankle flexibility
- Ideal for butterfly, backstroke & freestyle underwaters
- Available in EU 37–39 · 41–43 · 44–45 · 46–48
Recommended level: Intermediate to Elite
$ 122.85WaterWay Monofin DoZo
$ 122.85 -
Powerfins rubber Monofin
The Powerfins Rubber Monofin is a durable, CMAS-approved training monofin made in France from 100% high-quality rubber — perfect for finswimming, freediving, and mermaid swimming for both adults and children. CMAS certified for use by E category junior competitive finswimmers.
- 100% high-quality rubber construction — made in France
- CMAS approved for E category junior finswimming competition
- 3 stiffness options: Soft · Medium · Hard
- Sizes EU 32–46 — covers children and adults
- Ideal for training, warm-ups, and mermaid swimming
Recommended for: Finswimming · Freediving · Junior Competition · Mermaid Swimming
$ 52.65Powerfins rubber Monofin
$ 52.65
