1. Insulation bags, ice packs, ice packs, also known as passive refrigerators, is a kind of package with high thermal insulation and constant temperature effect (having the effect of warming in winter and cooling in summer). 2. Suitable for driving, driving, holiday outings, family picnics. 3. The inner layer of the product is pearl cotton covered with aluminum foil reflective insulation layer, which provides good thermal insulation effect. 4. From then on, you can carry cold drinks and cold drinks on the car and outdoors No more having to endure warm drinks! The ice bag is fashionable and beautiful in appearance, fashionable, and the bag is easy to clean, foldable and convenient to store. This product also has a thermal insulation effect and is also suitable for winter thermal insulation. It is an essential product , travel and leisure. Specification: product name:Insulated Thermal Cooler Bag Colour:Black Material:Non-woven fabric Size:20.5x33x33.5cm Package Contents: 1* Insulation bag storage bag Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.