• Includes 150 nylon washers in 6 different sizes: 30/25/20/16/12/10.5 mm. • Made with durable, flexible, and elastic nylon, wear-resistant and environmentally friendly. • The washers are insulating and resistant to air, water, and temperature, ideal for distributing pressure and protecting surfaces. • Easy to use for repairing leaking faucets without the need for additional tools. • Versatile for replacing rubber rings in door handles, electrical connections, cars, boats, and more. • Specifications: Black color, temperature and abrasion resistance. • The package includes: 25 units of each size (10.5 x 5 x 1 mm, 12 x 6 x 1 mm, 16 x 8 x 2 mm, 20 x 8 x 2 mm, 25 x 10 x 2 mm, 30 x 10 x 2 mm).