HEAT TREAT Hand Warmers are a non-toxic, environmentally friendly, odorless heat source using all natural ingredients that are non-combustible.
HOW TO USE HAND WARMERS:
Simply open the outer package and expose the packet to air. No shaking is necessary. For best results, use Hand Warmers in an enclosed area with air such as a pocket or glove.
Avg. temp. 135F (57C), max. temp. 156F (69C) when used as directed. Each package contains 2 Warmers.