Atomic Aquatics Spare Fin Strap with Buckle Assembly Quality Rubber Strap Material / Impact, Corrosion Resistant Plastic Buckle Assembly Buckles: "Squeeze-Style" Quick-Release Includes: Both Male and Female Buckle; Large Strap and Heel Pull Tabs Tabs Make Donning and Doffing Easy Great Save-A-Dive Kit Item / The Dive You Save May be Your Own!