Playpen Companion.Its octagonal shape can be adapted to the octagonal pet playpen on the market, can serve as puppy pads for playpen which will save many waste of disposable diaper and dog pee pads. Also it's a pet property as your cat and dog grow up.Also it could be place on dog sofa, dog playpen, Washable pee pads for dogs with excellent water leak proof technique which is easy washed by washer and dryer- in general, dog training pads on the market use 600D Oxford cloth quilting material, which is waterproof, but not good for machine washing, because machine washing will destroy its waterproof coating gradually. Therefore this is a better training pads for dogs Leak Proof Technique.Meow Woof uses absorbent material and TPU waterproof filmwhich ensure the waterproof effect, the entire pet mat can be directly placed in the washing machine, wash and dry without any affect on its waterproof ability. It holds to 1.5L liquid which saves you from frequently change of disposable pads and offer better living environment for our dear pets. Long Last Use. Multi-function. Puppy bed, dog mat, kitten playpen liner,reusable potty pads, whelping box mat, waterproof rug, picnic mattress...... There is no limit for the usage. No Slide Rubber. The back of the mat is neatly arranged non-slip silicone, you can put the mat inside the playpen, on the sofa, door porch or any place where pets often stay.And it won't slide around. Outdoor use of this mat is also a very good choice. We have made the mat easy to carry design. When you go out with your pet, you can lay the mat in the car, trunk, so that cats and dogs can still smell the familiar scent when they travel, which will relieve their travel anxiety. You can also put the mat in the yard,dog park, enjoy the relaxing time with your pet. Please note, however, that because the surface of the mat is soft fabric, grass clippings will tend to stick to it.