MaterialThe seal filters are made of high quality materials, which are wear-resistant, not easy to break, and have a long service life. Advantage: the seal filter can filter small stones and particles to prevent the nozzle from clogging. It can also be used in the faucet to reduce water waste. Features: Replacing the seal will produce a better seal and help prevent loosening in the future, bringing you more convenience. ApplicationThe seal filter can be used with faucets, showers and various other hose fittings to bring you more convenience. [Function] - The replacement of washers will create a better seal and help prevent leaks in the future [Advantage] - The rubber washer with stainless steel filter mesh can act as a flow restrictor, effectively reduce water waste [NOTE] - Please confirm the required size and material before purchase and put it in the right place 1. Durable rubber construction, strong sealing, not easy to lose shape or leave scratches. 2. Replacing the washers will create a better seal and help prevent leaks in the future. 3. Fits garden hoses and 1/2" faucet to filter sand and gravel to reduce the possibility of nozzle clogging. 4. The rubber washer with stainless steel filter can act as a flow restrictor, effectively reduce water waste. Specifications: Material: Rubber, stainless steel Thickness: 3mm/0.12inch Inner Diameter: 13mm/0.5inch Outer Diameter: 19mm/0.75inch Package Content: 6Pcs x Garden Hose Washers