Dive into Excellence! 🌊 Innovative buckle design keeps straps securely in place for ultimate comfort. Perfect for military and recreational use, these fins are built to perform. Stainless steel spring straps ensure longevity and optimal fit. Short wide blade maximizes forward thrust while allowing agile movements. Experience superior thrust and maneuverability with the all-rubber design. Custom buckle with nut & bolt Stainless steel spring straps Short wide blade design The Apeks RK3 Military Rubber Fin features a traditional all-rubber design that delivers exceptional performance. Equipped with adjustable stainless steel spring straps and a custom buckle, these fins ensure a secure fit and maximum thrust, making them ideal for both military and recreational diving.