Multi-purpose jumbo 72-hour Uniheat Heat Pack for Cold Weather Shipping Plants, Live Insects, Reptiles, Tropical Fish and other temperature sensitive products. Protect products from cold weather.

•  Designed for reliable and steady heat release for 72+ hours.
• Shipping warmer are excellent for shipping live insects, reptiles, tropical fish, flowers, corals and inverts needing warmth in shipping.
• Produces an average temperature of 70°F in a standard 1cu. ft. shipping box.
• Environmentally safe, disposable, and inner contents are biodegradable.