This listing is for a 96-hour heat pack. If you live or have an order being shipped to, a location with temperatures that reach below 40 degrees Fahrenheit, we strongly recommend purchasing a winter heat pack to ensure your plant(s) arrive safely and without damage caused by winter temperatures. We will activate it just before shipping. 

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  Designed for reliable and steady heat release for 96 hours. Protect products from cold weather
  Shipping warmer is excellent for shipping live plants needing warmth in shipping. 
  Produces an average temperature of 70°F in a standard 1cu. ft. shipping box. Steady heat maintained for a prolonged duration.
  Environmentally safe, disposable, and inner contents are biodegradable.

 We ship all year round, heat packs are available for purchase in the winter.