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). This product also has a thermal insulation effect and is also suitable for winter thermal insulation.The ice bag is fashionable and beautiful in appearance, fashionable, and the bag is easy to clean, foldable and convenient to store. The inner layer of the product is pearl cotton covered with aluminum foil reflective insulation layer, which provides good thermal insulation effect.Suitable for driving, driving, holiday outings, family picnics. It is an essential product for life, travel and leisure. From then on, you can carry cold drinks and cold drinks on the car and outdoors No more having to endure warm drinks!Conversion: 1inch=2.54cm, 1cm=0.393inchesWarm Tip : Please be reminded that due lighting effects, monitor's brightness/contrast settings etc,there could be some slight differences in the colour tone of the website's photo and the actual item. Item Measure by hand, it could be 1cm different,your kind understanding will be much appreciated.Portable Cooler Insulated Picnic Lunch