This versatile changing mat is made from durable polyester fabric with a waterproof PVC coating, ensuring it can withstand the rigors of beach and water use. The built-in storage bag allows you to keep small items like keys and towels organized, while the sand-free surface provides a clean space to change out of wet clothing. Whether you're kayaking, surfing, or simply enjoying a day at the beach, this lightweight and foldable mat is the perfect companion. It transforms into a compact dry bag with a simple drawstring closure, making it easy to carry and store.