a surfboard leash apparatus is disclosed . the surf leash apparatus includes a cuff for attaching to a limb of a surfer , the cuff having an inner surface , the inner surface of the cuff having a pattern of compressible grips disposed thereon . the surf leash further includes an attachment mechanism for attaching to a surfboard , and a leash cord connected between the cuff and the attachment mechanism . the leash cord includes an elastic fiber rope core having a predetermined amount of stretch , and an extruded thermoplastic urethane cord surrounding the elastic fiber rope core . the extruded thermoplastic urethane cord has an elasticity corresponding to the predetermined amount of stretch of the elastic fiber rope .