[high quality material]: the surface of this liner is soft, comfortable support in the middle, bottom liner, water insulation, 3 layers in total. These surfaces are very soft and skin-friendly, perfect for picnics. [waterproof, sandproof and heatproof]: the high quality material of the base of the picnic mat perfectly insulates heat and humidity from the ground, resists water and moisture, not stick to sand and weeds, giving you a more comfortable picnic experience. [washable and easy to clean]: the picnic blanket is particularly easy to care for thanks to its waterproof and high-quality backing. When cleaning, you can wipe the surface of the ceiling with a damp cloth. Note: Never use a brush to clean the surface of your picnic blanket. Versatile use: This versatile outdoor beach blanket is not only suitable for picnics, hikes, barbecues and other outdoor activities, but also serves as a floor mat, children's play mat or protective cover for children. dogs in the car to keep the interior clean and dry. It is perfect for your indoor and outdoor activities. [extra large and light]: our picnic blankets are very light, easy to fold and take up little space. You can take them with you so you can use them at home or on the go. 200 x 200 cm for 4 to 7 people.