1. Compact and Lightweight Design This product features a foldable backpack design for easy carrying and compact storage. The waterproof sandproof beach blanket closes with a quick zip, enabling a 3-second setup. Its lightweight construction remains spacious enough for gear, making it suitable for beach outings, picnics, or hiking adventures. 2. Ultrasonic Workmanship Engineered with seamless ultrasonic welding, this beach blanket has reinforced edges that resist tearing. The smooth surface is free of loose threads, and waterproof bonding ensures no delamination. These features provide dependable durability for beach outings or other outdoor activities. 3. Generous Design Designed for comfort and convenience, the large waterproof sandproof beach blanket accommodates multiple people. It is ideal for picnics, beach trips, or outdoor gatherings. Its versatility allows it to double as tent flooring or an outdoor mat, delivering comfort on various terrains. 4. Waterproof Defense Constructed with a sturdy triple-layer configuration and a TPU coating, this blanket offers strong waterproof performance. It protects against ground dampness, rough surfaces, and morning dew, keeping you dry on wet grass or sandy shores. A reliable choice for outdoor relaxation. Use scenarios - Beach day with family or friends: lay out on damp sand, enjoy a dry, comfortable surface, and fold back into the backpack for easy transport after the outing. - Picnic or outdoor gathering: provide a spacious, dry area for food, blankets, and seating, with simple setup and compact storage. - Hiking, camping, or outdoor events: use as tent flooring or a versatile outdoor mat on uneven ground, grass, or rocky surfaces to improve comfort and dryness.