Spartan Old School Rubber Scuba Fins Dive Diving Divers Snorkeling Snorkel Similar to Jet Fins Navy Fins Swim Swimming Swimmers This is a fantastic pair of "old school" Rubber Adjustable Fins AUTHORIZED DEALER!!! FULL MANUFACTURERS WARRANTY!!! Excellent propulsion and comfort in a vented rubber design Adjustable strap for a secure fit Easy adjust quick-release buckles