The HotHands Hand Warmers are perfect for anyone wanting concentrated warmth in cold weather conditions. These adhesive hand warmers are air activated and ready to provide up to 10 hours of long lasting heat. The hand warmers have adhesive on one side to keep them securely in place. Use these warmers when hunting & fishing, tailgating at events, outdoor sporting events, camping & hiking, working in the yard, jogging or taking your pet for a walk.