Our play mat uses 100% coral velvet fabric, High-Density memory foam filling, and Anti-Skid plastic drop cloth as the bottom. The carpet is breathable and comfortable, No Irritation to the Skin, and No Fade. Non-slip Design prevents shifting and skidding While Children or Pets are Playing or During Normal Daily Use;1.2 inches(3cm) thick area rug helps ease the pain of our toddler falling down, suitable for your kids crawling and play;Our Cartoon Patterns Rug has vivid detail, bold colors, and multiple different sizes, you can find a suitable one for you. This large size child play mat has enough room for boy and girl share toys and plays together;