Set of 5 Insulated Sandwich Bags Air Conditioner Bag Bags, Waterproof Aluminum Foil Picnic for School Outdoor Travel (25 x 30 cm)

Made of high quality material, which is durable, non-toxic, odorless and eco-friendly Environmental sheet with excellent heat and low temperature resistance offers thermal and cold insulation and can also preserve freshness, maintaining a stable temperature environment for food Zipper design makes it easy to open and good sealing performance, uncomfortable to age Moisture-proof, mildew proof, antimicrobial and anti-rust to prolong preservation. Healthy, safe and multifunctional, suitable for picnic, lunch, travel, camping and daily food preservation, etc.