Uniheat 12 Pack of 40 Hour Shipping Warmers +1 Free USB LED Light! Use Shipping Warmers to Ship Reptiles, Fish, Corals, Flowers, Etc.

["Great for shipping Fish, Corals, Baby Chicks, Plants, Reptiles, using an insulated box and shipping Overnight Express (one day).","Simple to use Heat Pack! - Just open, unwrap, and let sit for 10+ minutes to start the heat process. Put Shipping Item in small Insulated Shipping Box (Approx. 12\" x 9\" x 6\") and Seal All Edges to Lock in the Heat. Ship Overnight Express One Day to Help Delicate Items Arrive Safely.","Designed for reliable and steady heat release for 40+ hours...Excellent Heat Pack for shipping live corals, insects, reptiles, fish, flowers, etc.","Provides an average warmer surface temperature of 100 degrees Fahrenheit","Shipping Warmers are Designed to Heat the Inside of a Small Insulated Shipping Box, NOT a Room in Your House, a Car, or a Large Container. It's Suggested to Tape the Shipping Warmer, Along the Outer Edges of the Warmer, to the Inside Lid of Your Small Insulated Shipping Box. Then, Seal The Outside of the Box with Tape Along ALL Edges."]