Duplex - has different patterns on each side. Thanks to its foldable feature, it can be easily carried anywhere. It is anti-allergenic and waterproof. It does not contain BPA - heavy metals. It is a useful and long-lasting product for both babies and children. It protects against falls and impacts with its soft and comfortable surface texture. It helps the baby to lie on his stomach, thus supporting the development of neck muscles. (Tummy Time) It improves babies' hand-eye coordination and motor skills. Bright and fun patterns on both surfaces stimulate the child's imagination - increases his creativity and allows him to have a fun time. It can be easily wiped and does not absorb any liquid spilled on the surface. The thickness of the product is 1 cm. The carrying bag is a gift. It is made of environmentally friendly material that will not harm the development of babies and children. Tested in internationally accredited laboratories and approved by experts. Thanks to its high-density XPE structure, it prevents children's feet from coming into contact with cold on cold surfaces.