Features: Engineereds with universals and advanced 3 layer filtration, this replacements cartridge valves seamlessly fit single handle faucets, effectively removing of impurities and odors. Features easy installation through secure snap on mechanism and upgraded plastic construction, long time twice as long as copper and plastic materials while maintaining leakproof performances. Ideal for health households with member and busy professional seek quick, easy maintenances solution. Designs for daily use in kitchens and bathrooms, restoring water puritys faucets without requiring tool or plumbing expertise. Combines copper reinforced stability to deliver long time protective against sediment buildups and chlorine taste in drinking water. Specifications: Materials: Copper and Plastic Size: 3.73x3.7cm/1.47x1.46inch Package Includes: 1pc Faucet Cartridge note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.