High Sided Litter Box: The high rim of this cat litter box helps hold litter liners in place and reduces litter scatter and spills, leaving you with less mess and a cleaner litter box area. This top entry litter box measures 18.7 in. x 15.5 in. x 10.6 in | Maximum Smell Control: Built-in Microban protection inhibits litter box smells. It is recommended your cat litter box be 1.5 times longer than your cat. Replace your cat litter box every 12 months to maintain freshness | Made with Recycled Materials: Arm & Hammer is not just a friend of furry family members, but the environment too. We produce eco-friendly, sustainable pet supplies for cats and dogs from kennels to high sided litter boxes to cat litter scoops | Use Your Favorite Litter: Great for pine litter, crystal cat litter, pellets for cat litter box and clumping cat litter. We suggest Arm & Hammer Slide. Litter maintance boxes like this are an affordable alternative to pee pads | Arm & Hammer Pet Litter Maintenance: part of a line of pet supplies for cats like cat litter mats, cat litter & housebreaking, litter box with lid, cat boxes for indoor cats, kitty litter box, sifting litter boxes and more