【Bionic Wall+3-Piece System, Easy to Clean】Hompet dog grass pad features a three-layer design, the sloped under-tray with ridges design captures and leads the urine down into the collecting box through the drainage hole for easy disposal. The upgraded bionic wall will better for guide dog urination and also can prevent urine splash. 【Unique Hemming Grass Mat, More Durable】Your dog will not drag the turf out of the potty pad anymore, due to a new design-Hemming Grass Mat. Get away from the shedding of grass edges, cracked, and dross. Hompet puppy turf pads used high-grade UV-resistant polyethylene and polypropylene yarn that is designed to withstand harsh sunlight or dog pee without degrading. 【56 Drainage Holes, Effectively Controls Odours】The more drainage holes the better drainage! Hompet dog grass pads have 56 Drainage Holes to ensure good drainage. Other products have drainage holes farther apart from each other or no drainage hole, dog pee may remain between drainage holes and create lingering odors. 【Replicates Real Outdoor Grass, Easy to Trainning】This grass pee pad for dogs gives your dog a place to do their business without having to leave the comforts of home. With a realistic grass design, your doggie will be happy to use it anytime! Great for apartments, patio, porch, balcony, and more. 【100% Satisfaction Guarantee】If you have any issue wif your dog grass pad, please do not hesitate to contact us, we will respond and solve it within 24 hours. Your satisfaction is our top priority.