* Large blade, elastically linked to the shoe-tip (Slingshot effect).
* Elastic rubberized zone in the fullfoot tip, it allows the fin's blade to bend to the optimum angle to obtain a positive thrust from the complete surface of the blade. Once loaded with energy on the power stroke, it will release the energy prior to the upstroke to provide an added boost of power.
* A new way of making diving more comfortable, efficient and fun.
* Sizes available 36 to 47.