Apple Yarns - Knitting - Yarn - Online
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- Keeps your Body and Hands Warm Anywhere You Go
- Reusable, Safe Heat-Pack – No Electricity, No Microwave, Made of Natural Ingredients
- Click a Coin Inside the Heat Pack and Get Consistent Heat at 130°F Within Seconds
- Lasts Up To 30 Minutes - Reusable! - Regenerate by Placing in Boiling Water
- Perfect Holiday Gift or Giveaway. Exclusive Lifetime Warranty
The pad contains water, food grade sodium acetate trihydrate (an ingredient in salt and vinegar potato chips) and a stainless steel disc. The outer casing is medically approved PVC. When the pad is in its liquid state it is a "super saturated" solution.