Box of 30 pairs of the adhesive HotHands Toe warmers. Safe, long lasting heat - Odorless, Disposable, Single-Use Item, Do Not Apply Directly to The Skin. To Activate - Remove warmer from outer package, shake to activate. Multipurpose warmer- Single use air-activated heat packs that provide everyday warmth and are ideal for keeping your body warm when the temperature gets cold. Also sold in singles.