Amazon.com : Surfboard Leash, 0.3in 10ft Secure Connection Coiled Spring Safe Marked Surfing Leash, Lightweight Adjustable Leg Rope Foot Rope with Ankle Cuff for Short Board Long Board, Stand up Paddle(Black) :
Longboard Ankle Leash - 10ft Longboard Leash for Surfing – Creatures of Leisure USA
Aktudy 10ft Coil Surfboard Leash Surfing Stand Up Board Leash Wire Rope Black - Walmart.com