This blanket is completely waterproof and sand proof. It can be used as a beach blanket, camping blanket, RV blanket, baby play mat, emergency blanket or throw blanket, it is the perfect choice for the park, the beach, sporting events, soccer games, tailgates, concerts, hiking.The outdoor mat is made from strong, durable, high-quality polyester and PVC , very durable and comfortable to sit. this sturdy blanket will not rip or tear no matter how much punishment it takes.