You're getting ready to make a giant stride entry off the back of the boat in "Saint Somewhere", and as you are donning your fin the strap snaps in your hand. Don't ruin a vacation because you don't have extra fin straps in your save-a-dive-kit. The dive you save may be your own. This strap with buckle is designed for the Atomic Aquatic Fins. Strap is made of durable rubber with corrosion and impact resistant buckle assembly. The strap buckle is a squeeze-style quick release design. The strap has large pull end and heel pull tabs for easy donning and doffing. Spare fin strap assembly includes male and female buckle.