4 Layers All in Efficiency: The top layer absorbs the urine while the second soaks it all in the third layer is waterproof while the bottom minimizes slipping Potty accidents These 4-layer pee pads are a lifesaver for your dog floors and you comfort Is a Necessity: Should a pee pad be comfortable Sure for when your pup wants to sit on it to wait for you to come homeand when it pees Thanks to the soft polyester surface they will feel gentle love from you even when youAre not home Trap the Urine Lock the Urine: After the polyester filling wicks the liquid quickly the TPU (thermoplastic polyurethane) waterproof layer prevents the pee from seeping through the pad-hooray for your floors Replace Wash and Reuse: Once one mat gets soiled replace it with the fresh potty pad (2 pads in a pack is perfect) and pop the dirty one into the washing machine Wash after wash the quality remains uncompromised for your canine friends Where You Feel Relieved: Whether your fur friend is in the housing training phase nesting in a whelping box staying in the pet playpen or taking a long trip in your car these dog wee wee pads always come in handy with non-leaking protection