Personally, I think these are better than the spring type, because these offer more stretch and less memory
You might think that they wouldn’t last that long, but my first pair lasted around 3,000 dives!
Size Guide – Small 4-7, Regular 7-10, XL 10+ – For Drysuit use, knock a size or 2 off
They will fit all Mares fins and other brands with the standard mushroom
■ SMART ALERNATIVE TO STEEL SPRING STRAPS
■ 3 SIZES: XS/S – R – XL
■ 5 COLOR OPTIONS: BK-WH-BL-YL-LM
■ 2 EXTENSIONS FOR A BETTER FIT
■ ERGONOMIC HEEL COVER
■ WIDE LOOP TO BE USED EVEN WITH THICK GLOVES