Details:PACK of 5 BOX LINERS with Peel and Seal. Laminated with Metalized Foil. Foil Insulated Box Liners for Cold Shipping. Fits in 8" x 8" x 8" box. Box not included. Manufacturer size tolerance +/- 25". Water-resistant and tear-proof box liner Strong pressure self-seal High profile bubble lining Gusseted bottom Precise fit to your box Insulated thermal box liners are lined with reflective metalized film to keep temperatures consistent during transit while protective bubble lining cushions your items. The bubbles and poly surface prevent conduction and convection heat transfer while the foil reflects 97% of the radiant heat. High quality foil provides greater insulation and control of temperature ranges. Strong; thin; and leak-proof material retards all forms of heat transfer to keep food fresh. This bottom gusseted 3D liner is manufactured with flexible metallized bubble insulating materials that provide high-efficiency thermal protection for a wide range of packaging applications. Packing box liners offer stress-free shipment with their multiple security features. The peel-n-seal closure creates an air-tight; impenetrable finish to prevent contents slipping out and unwanted views of the product inside. .The reinforced cushioning lining protects the interior from damaging forces during the shipment process. Designed to withstand moisture and the tough conditions experienced during shipping that cause rips and shreds. insulated shipper boxes