Pack of 10 Insulated Mailers for Cold Shipping, 24 x 20 Inches. Insulated mailing envelopes are crafted for ultimate efficiency and provide seamless mailing of temperature-sensitive items, ensuring they arrive in pristine condition. Unparalleled Material Excellence. Insulated mail boasts a robust metallic foil construction, exuding a sleek, professional look. Durable design of thermal mailer resists tears and leaks, guaranteeing the safety of your contents under various conditions. Adhesive for Maximum Reliability. The good sticky closure of padded envelopes waterproof secures contents without the need for additional tape, while the surface readily accepts labels, making your package personal and unique. Ultimate Protection for Your Valuables. Designed with protective bubbles and a thick, opaque material, bubble thermal foil protects against damage and prying eyes. When transporting perishables for long periods, it is recommended to use a coolant (gel packs or dry ice) or refrigerant to keep your food cool even longer in transit. Versatile Utility for Diverse Needs. Foil shipping envelopes are perfect for an array of uses - from sending frozen vegetables or meat to keeping your lunch fresh on road trips. Foil bubble mailer is an essential tool for anyone needing reliable, insulated transportation for a variety of products. thermal bubble mailer inch foil mailing envelopes pack self seal cool mailers waterproof cold shipping package insulated bags food perishables cosmetics bag hot pouch small sandwich reusable lunch pouches insulation snack aluminum large box frozen boxes disposable cooler liner silver freezer mail coolers keep packaging envelope foam cushion shield metallic bulk padded packing holographic bolsas para envios cute liners address lines dvd magical wholesale bubbles ice metalic shiny books glitter heavy duty sparkly buble travel buissnes gift big book designs holiday cushioned lined