Type: Portable red wine insulation bag, thickened aluminum film ice pack, office lunch box lunch bag, drum-shaped Oxford cloth insulation bag Size: 20 cm (width) x 10 cm (depth) x 33 cm (height) Material: Outer layer: 600D Oxford cloth, this material is wear-resistant and tear-resistant, suitable for outdoor and daily use. Decoration/handle: leather, which increases the texture and durability of the product, and also provides a comfortable grip. Insulation layer: PEVA aluminum film, which is a high-efficiency insulation material that can effectively block heat transfer and maintain the internal temperature. Inner lining/cushioning: 5mm pearl cotton, which provides additional protection and cushioning to ensure the safety of internal items. Color options: navy blue, blue Applicable scenarios: As a red wine insulation bag, it is suitable for carrying and preserving red wine to maintain its best taste. As an ice pack, it can store cold drinks or food that needs to be refrigerated. As an office lunch box lunch bag, it is suitable for carrying lunch and eating utensils to keep food fresh. The round barrel design makes it easy to carry and suitable for various occasions.