Scumbug (tm) Oil-Absorbing Sponge Devours Scum, Slime & Grime From Pools & Spas Absorbing sponges which have a strong adsorption of grease, very fit for kitchen, swimming pool usage, sufficient quantity for satisfying your daily life needs Size: each sponge measures approx. 11.5 x 11.5 x 2.5 cm, simple design offers a unique and easy way to clean and maintain your swimming pool area and other areas Effective utility: the sponge can not only collect the scums, slime, grimes, and oils that right out of water and save the life of filters, but also help eliminate scums that forms in swimming pools, hot tubs and jetted tubs Usage tips: just put the sponge in a water-filled pool or tub, it can help you to clean the pool by itself, when the sponge gets saturated, simply press out the oil, rinse out the sponge and use again, it would be at better performance after cleaning the sponge Storage method: don't expose sponges to the air or use liquid detergent to clean them which will accelerate the decomposition of product and make them become brown, water clean is recommended and please package in sealed package color bags to extend the service life Package:2 PCS Oil-Absorbing Sponge