Product Specifications: Material: Microfiber (microfiber), 80% polyester, 20% nylon; Size: 15.7 x 11.8 inches (40 x 30 cm); Set Includes: 4 car wash towels; Weight: 3.5 oz (100 g) x 4; Note: Wash for the first time.Once you wash it, dont worry about the next time.