JoeDiver Black Rubber Rocket Swim Fins - Scuba Fins Soft flexible rubber foot pockets helps to alleviate skin abrasions on the toes. Divers with high insteps will appreciate the comfort of this fin's design. The vented blade increases the down-kick efficiency and reduces the stress on the ankles. The shorter heavier fin blade is widely sought after by commercial divers who need to work in confined areas. The heel strap is secured by Stainless Steel buckles to avoid slippage. The