... side . It is soft on microfiber side . 1.car wash sponge,made of microfiber chenille ,very soft and absorbent , sandwich side ... , blue............4. OEM welcomeMicrofiber wash spongeMaterial component : 80% polyester ,20% polyamide ,PU sponge insideSize : 26*12*6cmWeight :90gDip into the soap water ... soft ,obsorbent ,mesh side can wash tough stain car wash sponge