Collection: Thermal Mailers – Insulated Foil Bubble Envelopes | Gpack Supplies

Keep temperature-sensitive products safe with premium thermal insulated mailers. Built with a foil/metalized bubble layer and a secure self-seal adhesive, these lightweight insulated envelopes help slow heat transfer during transit. Perfect for food, meal kits, pharmaceuticals, supplements, and cosmetics.

Key Features

• Insulated Construction: Reflective foil + bubble core reduces radiant and convective heat transfer.
• Self-Seal Closure: Quick peel-and-seal adhesive for efficient, secure packing.
• Lightweight: Maintains cold-chain protection without increasing shipping weight.
• Professional Exterior: White/silver surface accepts shipping labels, stamps, and barcodes.

Specifications

• Materials: Metallized PET foil exterior with LDPE bubble lining
• Closure: Self-seal adhesive strip
• Sizes: 6×10, 8.5×12, 10.5×16, 12.5×19 in (usable areas vary)
• Color: Silver foil interior / White exterior (varies by SKU)
• Format: Flat mailer/envelope
• Ships From: Miami, FL

Best Uses

• Cold-chain shipments with gel packs or dry ice (where permitted)
• Perishables such as chocolates, snacks, supplements, and cosmetics
• Courier shipments, e-commerce fulfillment, and last-mile delivery

Nota: Los sobres térmicos ayudan a mantener la temperatura durante el transporte, pero no sustituyen embalajes refrigerados validados cuando son exigidos por normativas. Ideales para alimentos perecederos, kits de comida, fármacos y cosméticos. Venta al por mayor con entrega rápida desde Miami.