KOKUBO PT Valve Washing Sponge 4.1" (10.5cm) Cleaning Tool Wash with water using a sponge with a triangular head! Simply attach it to a plastic bottle containing water and it can be easily washed with water anywhere. Use For washing car window glass For washing baskets, handrails and window glass stains Around the faucet of bathroom and wash basin Number : 3461 Dimensions : 4.1" (10.5cm) Material : Polyurethane / Polypropylene Made in China How to use Remove the PET bottle cap and put water Attach this product. * When installing, please press the red button to prevent water from coming out. Press the blue button and tilt the plastic bottle to drain water from the sponge surface. "Pet Bottle Sponge" Easy to wash anywhere just by attaching to a plastic bottle filled with water. Triangular head sponge for car windows, handrails, bathrooms, washbasin faucets, etc.