Acrylic fabric and sponge and waterproof PEVA.Acrylic fabric: not only comfortable, skin-friendly, soft, breathable, non-fading, but also against mildew, antibacterial and antistatic. 4MM thickened sponge with high density: applies the technology of thermal bonding and is more comfortable .Portable picnic blanketThe beach mat can be unfolded to 200 x 200 cm (79 "x 79") and is suitable for family or party holidays of 4-7 people sitting down. It has made your beach time particularly pleasant. The beach blanket can be hung on a backpack and Put in a picnic basket or stroller without taking up too much space.Water and sand repellent blanketThe PEVA material on the bottom perfectly insulates you from the heat and moisture on the floor, giving you a more comfortable picnic party experience and indulging in happy moments, just shake the picnic blanket to remove all the sand at once get rid of it and have a sand free experience.The versatile outdoor beach blanket is the perfect choice for your day outdoors. Ideal for picnics, family outings, hikes, sporting events, open-air festivals, camping, hikes, beach holidays, fishing or other outdoor activities. Also suitable as a floor mat, play mat for children, seating for pets and much more.Washing instructions The picnic blanket is particularly easy to clean thanks to its resistant and waterproof back. Wipe the surface with a damp cloth. Never use a brush to clean the picnic blanket. Machine wash or tumble dryers are not recommended. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.