IST FK31 OTTER Open Heel Trek Swim Fins Size:SM This type of stitching makes

This type of stitching makes the dive suit more flexible

Due to the compact length of the blade the 42/43 size in 37cm (14

Two straps to fix the scabbard on the calf or forearm included in the package

While it will cater more to hardcore cave divers

IST FK31 OTTER Open Heel Trek Swim Fins Size:SM This type of stitching makesOpen heel general purpose trek fins made from lightweight, durable materials in a compact size; Short, vented blade features molding and side ribs that direct water backward to increase power while minimizing fatigue; Comfortable, ample foot pocket with drainage vents and slot can accommodate larger booties; Adjustable straps with quick release buckles and thumb loops for easy donning and doffing. Available sizes: small (4 7), medium (7 10), large (10