Weihai Pearl Crystal Silica gel cat litter is a revolutionary new and ideal cleanser for pet litter. It has abundant micro pores insideandcan absorb more than 80% waste liquid of its own weight.Different colorful granules can be added to make the silica gel more attractive: blue, green, pinkand so on. Different fragrance silica gel cat litter are also available to make the air much fresher: cologne, apple, rose, lavenderand so on.