High Elastic Material: Made from TPR, these fin straps are highly resilient and resistant to breakage, making them ideal for long term underwater use Wide Compatibility: Designed to fit a variety of open heel fins, these Diving Fin Straps can easily replace damaged fin straps, offering a versatile solution for divers Adjustable Fit: The adjustable Replacement Fin Straps design allows you to choose the tightness for different foot shapes, ensuring a secure and comfortable fit Enhanced Heel Support: These Fin Flippers Straps conform snugly around the ankle, providing effective anti slip support and improving kicking efficiency underwater Easy Installation and Portability: These Quick Release Buckles Accessories are easy to install and remove without tools, making them suitable for travel and dive training as a backup option. They are lightweight and compact, fitting conveniently into your bag without taking up much space Size Chart:Suitable for EU codes 32-40, total length 37cm/14.57inch Package Includes: 1 Pairfin straps Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.