40-Hour Uniheat Heat Packs

Uniheat 40-hour heat packs are designed to provide a consistent and long-lasting heat source, ideal for shipping temperature-sensitive items like live animals, plants, or perishable goods. These packs activate upon exposure to air and reach an optimal temperature range of 100–107°F (38–42°C) within about 30 minutes, maintaining steady heat for up to 40 hours. Key Features: • Duration: Up to 40 hours of reliable heat. • Temperature: Maintains a safe and consistent range to prevent overheating. • Activation: Starts warming when exposed to air (shake gently to activate). • Non-toxic: Safe for use with live animals and sensitive cargo. • Size: Compact, lightweight, and easy to pack with shipments. Uniheat heat packs are widely used by businesses and hobbyist to ensure safe and stress-free transport of reptiles, amphibians, insects, and other temperature-sensitive species.