Feature: 1. Sealed temperature control environment can maintain perfect temperature and keep food . 2. Equipped with a hand strap, which can be hung on the stroller and is easy to carry. 3. Holding time is 3 to 4 hours to protect milk from influence of external temperature and keep milk . 4. It is very suitable for storage in grocery stores, picnics, barbecues, beaches, etc. 5. Made of high quality cloth and environmental protection insulation aluminum, waterproof and durable to use. Specification: Item Type: Insulated Bag Material: Cloth+Aluminum Film Size: Approx. 26 x 8 x 8cm/10.2 x 3.1 x 3.1in Purpose: Store food, keep warm Holding Time: 3-4 Hours Package List: 1 x Insulated Bag Note: 1. Due to different displays and lighting effects, the actual color of product may be slightly different from color shown on the picture. 2. Please allow 1‑3cm error due to manual measurement. Thanks for your understanding.