Come and see our amazing products. This thermal / cold storage bag is made of polyester + aluminum film (inner container area), The size of the bag is 12 "X12" x7.87 ", and the three-layer bag can provide a good thermal insulation effect. The bag can keep your fresh food warm and cold for up to 4 hours, and the cooling time is longer with the ice bag. The thermal insulation bag is very suitable for school, work, picnic, outdoor picnic, fishing, beach, hiking, shopping, travel, camping, gym, outdoor, vacation, sports events or food management. It helps you enjoy food anytime and anywhere. The price includes the shipping cost to ca,QTY for 1500pcs and over by ocean. If you need any help, or are not satisfied with our products, or want other sizes and colors of bags, please feel free to contact us. Pls confirm with us about the packing info, stock status and exact production time before placing your orders.