Waterproof material: Crafted from waterproof fabric, this cooler backpack resists rain, splashes, and moisture, protecting your belongings and extending the bag's longevity in all weather conditions. Holds a variety of foods and beverages with reliability. Versatile outdoor use: Ideal for picnics, camping, hiking, BBQs, beach days, or any outdoor event. This multipurpose insulated cooler backpack blends practical function with a stylish design for all your onthego cooling needs. insulation and leakproof: Insulated lining keeps your food and beverages cold or hot for hours, while the leakproof design prevents spills. This helps maintain cleanliness and convenience on the move. Comfortable and reflective safety: Ergonomic padded shoulder straps and a breathable back panel provide enhanced comfort. Adjustable elastic storage ropes increase carrying capacity, and reflective strips improve visibility for evening or lowlight adventures. Use scenarios: Park picnic: Pack sandwiches, fruit, and drinks for a family outing. The bag keeps items at the right temperature and stays dry even in light rain. Day hike or camping trip: Bring readytoeat meals and beverages while keeping them cold or hot for hours, with a comfortable fit for extended carrying. Beach day or outdoor BBQ: Carry refreshments and snacks with leak protection and added safety features for lowlight conditions.