This is the UK Knife Strap 26062 Hypo-allergenic Synthetic Rubber, Snaps Together Features: Rolling interlock latch will not release accidentally Hypo-allergenic synthetic rubber Resists cracking due to ozone and aging Size: 0.6 x 18 inch Underwater Kinetics Knife Strap is designed to be set once and forgotten this unique knife strap snaps on and off between dives with minimum hassle. This Underwater Kinetics Knife Accessory fits: UK Blue Tang Titanium Knife, UK Blue Tang HYDRALLOY Knife, UW Kinetics Remora Titanium Knife, UK Remora HYDRALLOY Knife and Fusilier HYDRALLOY Knife by Underwater Kinetics.