DescriptionThere are rings in one set that you may use for many projects. They are made of materials for long service life, durable to use. They are specially designed for fastener, plugs, water and hydraulic fittings to avoid leakage.Feature- Color: White. - Material: Silicone. - Size: About 2.4 x 2.4 x 0.3 cm. - Made of materials for long service life, durable to use. - The washers can provide a better sealing and help to prevent water leaks. - They are specially designed for fastener, plugs, water and hydraulic fittings. - They are perfect for automobile repair, electrical appliance and other fields. - Compact size and light weight, easy for store and use.