1.Cotton 2.Reusable and Washable Dog Mat : Dog pee pads can be used repeatedly and can be machine washed many times without shrinking and quickly dried after washing, leaving no odor. Washable puppy pad can save you a lot of disposable diaper costs. 3.Super Absorbent : Reusable puppy pee pads can absorb a lot of liquid and can quickly absorb pet urine without leaving puddles. The bottom of the dog play mat has a waterproof material to keep the pad clean. 4.AntiSlip and AntiLeak Pet Play Mat : Dog playpen mat has grip points on the bottom with antislip silicone dots, effectively preventing the mat from slipping on the floor. Octagon pee pad has a tpu waterproof inner layer to ensure that urine does not leak and keep your floors and sofas dry and clean. 5.Upgraded Material and : The pet octagon playpen mat is made of a proprietary fabric blend, soft pp cotton fabric to ensure the comfort of your beloved pet while also being very breathable. This dog playpen mat is made with Velcro bandages that can be folded into a tote bag shape, making it easy for you to travel with.