Designed with freezable gel inside the liner which allows you to pack full of frozen and refrigerated perishables. Reusable packaging eliminates plastic and cardboard waste. Ideal for grocery and delivery. Maintains food safe temperatures for up to 15 hours. No insulation or ice packs needed. Collapses flat to store in commercial freezer 14 x 14 x 4.5 inch. Shoulder straps and side haul handles. Tamper evident tab. Hinged lid design allows for easy top loading.