Convenient Outdoor Mobility: Silent wheels paired with a retractable drawbar enable smooth towing on sand and other outdoor surfaces, reducing the need for manual lifting and making transport efficient. Cold Preservation: Insulated Oxford cloth design locks in cold air to keep contents fresh and support low-temperature preservation with minimal effort. Ample Storage Space: 35 liter capacity fits up to 60 cans or meals. Separate layers provide organized storage for easy access and packing efficiency. Stable Placement: Thickened handle, shoulder strap, and folding support feet help keep the cooler steady on uneven ground, enhancing stability for beach and lawn use. Use scenarios: - Beach day: easily trolley across sand to bring drinks and snacks within arm’s reach while keeping them cool. - Outdoor picnic or camping trip: transport from car to site smoothly, with organized layers for quick access. - Backyard BBQ or market event: move beverages and meals with confidence on grass or uneven surfaces. Material and performance notes: 35 L capacity, insulated Oxford cloth, silent wheels, retractable drawbar, separating layers, thickened handle, shoulder strap, and folding support feet for stable on-site placement.