Beuchat Power Jet fins with spring straps - Regular or Power Flex

Adjustable fin made of three different materials with powerful and comfortable Multi-flex power jets Flexible vent concept gives full power to negative area without stiffening the blade.Spring effect of blade created by original design of side rails.‘Scoop’ effect obtained at tip of blade by use of ultra flexible materials and specific design.Weight reduced to a minimum due to an original design and the use of extra light and efficient materials. A high performance adjustable fin with a better Effort / Thrust ratio2 kinds of propulsion available for 2 differents power levelsYellow and blue fins: Regular FlexBlack fin: Powerful Flex Incomparable flexibility due to the lateral ribs integrated into a supple structure which generates a spring effect when kicking.Combination of three materials and of complementary technologiesMalleable blade extremities to optimise the spoon effect and reduce turbulence.Large flexible blade inclined to create a "Whip" effect.Increased blade surface area for