Our Absorb Plus Charcoal Pet Sheets are eco-friendly as it is created with high- quality surplus materials that are 100% biodegradable. Featuring 6 layers of protection to prevent messy tracking. Our pet sheets can also hold up to 8 cups of liquid (1400cc). These antibacterial pet sheets also include charcoal and bamboo neutralizers to eliminate urine odors and advanced polymer technology to turn liquid into gel instantly. Our leak proof back layer is made with 100% waterproof PE film, making it the moist ideal pet sheets available for you and your pet.