Indoor Pet Potty Patch - 2 Tiers Dog Relief System Puppy Training Pad (17x27) by Synturfmats 2 layer system, cute shaped resembling doggy bones High quality odor resistant drainable synthetic grass + durable non-slip bottom Perfect for use indoors, porches and patios So easy to clean, just rinse with soapy water Dimensions: 17"x27"x2"