Description: 【Versatile Compatibility】: Designed to fit diving tanks with diameters ranging from 13cm to 22cm, ensuring a secure and stable fit during your underwater adventures 【Enhanced Diving Security】: This diving tank strap is an essential accessory for divers, providing reliable support and stability for your tank. It helps keep the tank securely fastened to your back or other positions, enhancing both security and comfort while diving 【Nylon Construction】: Made from quality nylon, this Diving Tank Retainer Band offers exceptional durability and strength. It withstands the rigors of underwater use, ensuring long last performance in various diving conditions 【Adjustable Design for Comfort】: The strap features an adjustable design with a handle length of 14 cm/5.51 inch and circular rings that accommodates tanks with diameters between 13 cm-22 cm/5.12 inch-8.66 inch 【Convenient Packaging】: Each package includes 1 versatile diving tank strap, making it easy to equip yourself or replace existing gear as needed for your next dive trip Specification: Material: Nylon Size Chart: Handle Length: 14 cm/5.51 inch Accommodates Tanks with Diameters Between: 13 cm-22 cm/5.12 inch-8.66 inch Package Includes: 1 Diving Tank Retainer Band Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.