25 Pack of Silver Insulated Thermal Envelopes 10 x 10.5 inch. Keep food hot or cold longer with insulated sandwich bag. Inner expanded polyethylene foam and outer aluminum foil ensure effective insulation Seal Freshness. Insulated sandwich bag features self-adhesive closure with peel and seal strip that guarantees strong and leakproof seal. No more worries about spills during transport Maximum Durability - Minimum Effort. Tear-resistant and well-constructed, insulated sandwich pouch is quick to pack and easy to use. Carry it in bag, use it for travel, or ship products with confidence. Enhance efficiency by pairing it with dry ice Stand Out from Crowd. Get noticed with compact and reliable insulated pouch. Waterproof design of insulated shipping bags for food ensures freshness even in challenging conditions Irresistible Versatility. From chocolates to hot or cold lunches, insulated sandwich bags are must-have. Experience power of effective insulation, strong seams, and long-lasting performance. thermal envelopes shipping snack bag keep food hot aluminum insulated bags cold storage mailers foam cool envelope shield mailer reusable insulation transport pouch box liners sandwich foil mailing frozen disposable cooler liner boxes package pouches wrap freezer packaging ice mail lunch coolers metalized business supplies packages cute packing book designs holiday waterproof christmas square valentine metallic gift valentines metalic cushioned self seal jewelry heavy duty travel cushion pack lined bulk grade bolsas para envios enveopes colorful enevelopes envlopes address lines dvd variety magical fall wholesale decorative shiny books assorted sizes buble sobres con burbujas sparkle