Thermal Insulation Large Large Retention Can Be Handheld or Can be Fixed to Picnic Completely SBS Airtight Webbing for Hanging External Bag Has Large

[Specifications] Capacity: 15L, Length 42cm * Width 19cm * Height 30cm, Weight: Approximately 520g, SBS airtight zipper allows you to carry it in your hand or over your shoulder, making it convenient and freeing your hands. [Heat/Cold Retention] The back is made of a constant temperature material called non-woven fabric, which effectively prevents air circulation. Applicable to all seasons. It's foldable so it doesn't take up much space. It can be folded and stored when not in use, making it useful in any situation. [Heat Retention Efficiency] By using an ice bag, you can keep it cold for a very long time. Cold storage time: Approximately 8-10 o'clock. What's more, it keeps warm for about 3-4 hours without using anything. The secret to its high heat and cold retention ability is its 4-layer constant temperature structure, which can maintain the internal temperature for a long time. The thickness of the constant temperature material is 7mm. [Material] Outer fabric: Arctic fox fabric (water repellent, scratch resistant, abrasion resistant), Inner 1: 7mm pearl cotton (heat retention and impact resistance), Inner 2: non-woven fabric (hygroscopic and constant temperature), Lining fabric: PEVA voltage film (waterproof and stain resistant). [Multi-functional] Daily commuting, school, sports, camping, picnics, delicious lunches, breast milk storage, the beach. Light and large capacity, perfect for everyday life. cold bag