Size: L/28.5 ~ 30.0 cm (10-11), FIN body size/length 37 x horizontal 21.5 cm Hardness: Heel/50 degree, Blade/70 degree (the silicon on the heel is softer) Material: Silicon (T-Form)Color: Gold Size: LargeSwimming fins for top swimmers. It is also useful for hard kick practice and dolphin kick practice. The ultimate hard type more than the hard type of conventional tech 2 fin. is simply soft and floating in the water, not a fin to swim comfortably, such as lightly easy to use, for swimmers who want to train the kick power seriously. is the most important feature of the side edge is the V-shaped V-Rail to respond well to the hard kick, it creates a powerful propulsion. V-Rail Australia patented in America. fin blades with different shapes on the left and right have a special shape t.
