Extra Large Family Size 】: Dohiker picnic blanket can fit a large group with its extra large size 78.7″ x 59″ when it is unfolded, which is family size and enough room for sitting, laying down or playing with your friends, also with extra space for food, drinks and supplies. 【Waterproof & Sandproof Backing 】: Dohiker picnic blanket is consist of yarn-dyed fabric surface, microfiber foam and waterproof PVC backing, three layers with superior quality, comfortable sitting experience without any skin irritation even for babies and toddlers, water-resistant, durable and sandproof features prevent you from damp lawns, sands and debris. 【Tote Outdoor Design】: Compact portable design makes this picnic blanket like a purse when folded, its folded size is just 25cm*20cm*7cm, combine with handy strap and 1.154kg in weight, it is easy and convenient to be carried to anywhere. With Velcro closure for hassle-free storage, it is the best companion for any outdoor adventure!