bio-fin pro XT

JAPAN QUALITY

bio-fin pro XT

The higher hardness type for special use.

Feel to foot the reaction force at the time of fin kick, instantaneous force emphasis high hardness model

Powered by natural rubber.

Natural rubber is the best for split-type fins.

For the propulsive efficiency, it is important to open the slit widely and smoothly in the water when diver strokes the fins.
The bio-fin has astonishingly flexibility and elasticity with natural rubber.
And it spreads smoothly with right force.
Furthermore it keeps good efficiency for long time caused with its anti-decline individuality.

High hardness compound version of bio-fin pro

Using the compound that is up about 15% hardness compared with bio fin professional , it especially improves the kick feeling and instantaneous force against the foot .
We recommend it for those who have a sense of discomfort at the time of transfer from a conventional paddle type fin, and for those that need to swim in a particularly swift current .
Propulsive efficiency for the overall input power will fall slightly from bio-fin pro , but the difference is very slight. It is the high-efficiency fin of the different dimension in comparison with general paddle fins. (Comparison with our measured value)

bio-fin technology

Spec

Color

Gray (GY)

Size

M, L, XL (3 sizes)

Main material

Natural rubber

Hardness

Shore 75A

Strap

Rubber strap with quick release buckle

Color of strap and buckle

Black (BK)

MSN number

4220-66-152-2668

Size

M

Outer dimensions

L 560mm x W 234mm

Weight

2750g

Fit with 5mm boots

24~27cm

Fit with 3mm boots

26~28cm

L

Outer dimensions

L 560mm x W 234mm

Weight

2900g

Fit with 5mm boots

26~29cm

Fit with 3mm boots

27~30cm

XL

Outer dimensions

L 585mm x W 234mm

Weight

2950g

Fit with 5mm boots

29cm~

Fit with Dry suit boots

~31cm

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