Cotton WHAT YOU WILL GET - You will get 1 PC reusabel pee pad at 34.2 x 22.4 inches, which makes them suitable for 35X22.6 inches Pet Potty Trainer Tray. Further, having extra mats on hand allows you to easily swap them out while cleaning. HIGHLY ABSORBENT: - This washable pee pad features advanced anti-wicking technology and a leak-proof backing, offering superior urine absorption. It effectively locks in moisture, keeping liquids away from the floor to prevent damage. MACHINE WASHABLE - The pads are easy to wash, and dry, You can wash it in a washing machine for over repeatedly washes with an assurance that it will not shrink. And can reuse them, which makes them a perfect option for pet parents concerned about reducing environmental waste. NON-SLIP DESIGN - Due to the leak-proof and slip-resistant back, the pads can keep the floors dry and stay in place assuring you of getting a pee pad that is safe to use. Further, they are designed to lay flat, making them easy to fold and unfold. The pads feature a soft and durable fabric designed to provide comfort to pets. MULTI-PURPOSE USE - Provide your Pet a place to help himself when you are running errands, at work, or enjoying a night out with PFL Washable Pee Pads. The pads are a perfect choice for training pups, when traveling, or helping senior or sick dogs. Besides that, they are a perfect choice for non-slip food mats and dog crate floor protectors. Dog Grass Large Potty Patch, Artificial Dog Grass Bathroom Turf for Pet Training, Washable Puppy Pee Pad, Perfect Indoor/Outdoor Portable Potty Pet Loo