SONGSONG Cooler Keeps Food Cold and Large Keeps Food Versatile for and Keeps Food Cold for Long Periods X 27 X Box/Insulated Bag, 35L, Warm, Capacity,

Large Capacity Cooler Bag: 23L (40x25x21cm): Optimally fits 12 500ml PET bottles and 2 ice packs. 35L (38x27x25cm): Fits 8 2L PET bottles and 3 food boxes. [Scientific Construction for Temperature Maintenance] Outer layer: 600D Oxford cloth (abrasion-resistant, waterproof, and fade-resistant); Middle layer: High-density insulating pearl cotton (95% air bubble content, thermal conductivity 0.028 W/mK); Inner layer: Aluminum foil-laminated PEVA (seal strength 3.2 N/mm²). When used with ice blocks and ice packs, it can last up to 18 hours. The airtight zipper is resistant to temperatures from -20°C to 80°C and will not deform even in extreme temperatures. Practical Storage Design: The ultra-thin design folds to just 4cm (23L version) or 5cm (35L version). It comes with a dedicated compression strap, allowing it to be stored vertically in the trunk of a car or the back of a closet. In the event of a disaster, simply fold it up and carry it in your backpack. Once you arrive at an evacuation shelter, you can unfold it in just two seconds to store food. It retains its shape 100% even after a pressure test (50kg load for 72 hours). [Free Your Hands] The bag comes with a handle and shoulder strap, allowing you to carry it in various styles, such as by hand, over the shoulder, or across the body. The shoulder strap is cushioned, so it puts less strain on your shoulders even when carrying heavy loads, making it comfortable to use. [Warranty Included] SONGSONG offers a three-month after-sales service, so you can purchase with confidence. If you have any problems after your purchase, please feel free to contact us. We will do our best to resolve your issue. SONGSONG Cooler Box/Insulated Bag, 35L, Keeps Food Cold and Warm, Large Capacity, Waterproof, Lightweight, Foldable, Keeps Food Fresh, Versatile for Fishing, Picnics, Camping, BBQs, and Freezing, Keeps Food Cold for Long Periods (38 x 27 x 25cm, Khaki)