Design:these rubber faucet washers are designed with 4 small outer tabs to fix them in place firmly and properly,prevented washers from falling out of the hose fittings,do not interfere with the functionality of hose washer Method of use:easy to repair a leaky water tap connection,disconnect water controller at first,then twist the faucet and replace the broken one,good replacement part for garden hoses with water tap Sizes:each one is regular specification,the garden rubber washer external diameter is 1 inches/25 mm,the internal diameter is 5/8 inches/16 mm,the thickness is 1/8 inches/3 mm Material:these rubber gaskets are made of rubber, and do not easily lose shape and leave scratches;These garden washers fit all standard 3/4 inch garden hose fittings and sturdy, Weight: 0.08377565956 Pounds, Manufacturer: Wesafrae