[High quality material]: PEX clamp ring is made of high quality stainless steel, which is strong and durable. It has good corrosion resistance, heat resistance, low temperature strength and mechanical property. [360 ° sealing protection]: These interlocking rings provide fast and reliable connection for all PEX pipe fittings. The ear clip shrinks cleanly and evenly around the hose to form a good air-tight and liquid-tight connection and a complete 360-degree watertight seal. It is very safe in any PEX pipeline use system. [Wide application]: PEX clamp ring is widely used for crimping PEX pipe fittings or pipes of any brand. It is widely used in all piping systems, such as water heater, air conditioning system, piping system, circulating heating system, electrical piping, etc. [Easy to install]: For all fixture sizes, PEX crimp ring only needs one installation tool. You can slide the crimp ring onto the PEX pipe, push the pipe onto the fitting, and then squeeze it with the clamp tool to achieve a safe connection. [Package includes]: There are 300 Pex Cinch snap rings in the package. This stepless ear clip is used to fix the Pex ferrule to the insertion fitting. Colour:silver Material:Stainless steel Size:15-17.5mm Package Contents: 300 x Pex Cinch