This is the summary of consumer reviews for HotHands Hand Warmers - Long Lasting Safe Natural Odorless Air Activated Warmers. The BoolPool rating for this product is Excellent, with 4.80 stars, and the price range is $7 - $23.

The HotHands Hand Warmers are a disposable warming pack that is environmentally safe and heats up with a simple shake of the pack. The individually wrapped hand warmers heat up in 15 to 30 minutes and require constant oxygen or exposure to the air to continue warming. These warmers can be used for a variety of purposes, for hands, feet, boots, pockets, and more, and are thin and go unnoticeable. This product is made in the United States.

Customers say these hand warmers are their go-to for working outside, skiing, snowboarding, or hiking. They say they heat up quickly, and do not get hot enough to burn the skin. They say it provides just enough warmth from natural materials to keep the body's blood circulation when temperatures fall below freezing.

Some say the packs can lose heat after a while, but this is because the interior material requires constant oxygen. If the packet begins losing heat, it needs to be shaken.