Use DANCO Premium Flat Washers to fix your leaky faucet. Repairing a dripping faucet is an easy and inexpensive alternative to replacing the entire fixture. Flat faucet washers are used most on quick opening styles of faucets. The flat design allows a full flow of water, provides positive shut-off, abrasion resistance and temperature resistance.Durable rubber construction000 trade size-15/32 in. O.D.Flat faucet washerProvides positive shut offDesigned to allow full water flowUse on quick-opening style faucetsEasy to installBag of 20 Proposition 65 Information WARNING: This product can expose you to chemicals including 1,3-Butadiene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.