Stock up and save with our bulk offering of HotHands Adhesive Foot Warmers. We';ve got you covered, whether you';re organizing a cold weather event or making sure your employees are warm in cold conditions. Each pair lasts up to 9 hours and provides fast heat that doesn';t need to be recharged or reheated. They';re safe to use, convenient to pack in a backpack or toolbox and can be disposed of with regular trash. HotHands are made with natural ingredients that don';t harm the environment and have a 4 year shelf life if stored in a cool, dry place. �Warmer Features:Ready to useAdhesiveAir activatedSafe, natural heatHeats up 15-30 minutes after openingSafe to dispose of with regular garbage; ingredients will not harm the environment128�pair of warmers per caseTSA approvedWarmer Specifications:Duration: Up To 9 Hours (actual duration depends on usage and storage conditions)Weight: 0.156 lbs (71�g)Size:�One size fits mostDimensions: 4.31in x 9.75in�(11 cm x 24.7 cm)Average Temperature:�99 F (37 C)Maximum Temperature: 109 F (43 C)Ingredients: Iron, water, vermiculite, charcoal, polymer & saltCountry of Origin: Japan