READY TO USE ANYTIME: simply shake it and wait 10–20 minutes for gradual heating COMPACT & TRAVEL-FRENDLY : bring it along wherever life takes you. No batteries or electricity needed. POWERFUL HEAT OUTPUT : reaches over 145°F for enhanced warmth EXTENDED COMFORT : enjoy steady heat for more than 18 hours ALL-NATURAL & SAFE : made from nature-derived materials, safe for you and the environment. TSA approved for travel WIDER COVERAGE : significantly larger than standard hand or body warmers for broader heat distribution HOW TO USE : open -> shake -> apply -> discard after use WHEN TO USE : Outdoor Sporting Events, Hunting, Fishing, Camping, Hiking, Cycling, Photo Shooting, Walking around the community, taking your Pet for a Walk, Commuters, Spectators at the sports stadium, outdoor Workers, Seniors at the cold House or room, Patients at the cold hospitals, Warm & Cozy Bedding for Pets We are, as a manufacturer and brand owner of Warmers (Heat Packs), making steady and persistent effort to create products that improve the quality of everyday life - at home, work, outdoor, nature. With our products, for keeping warmth, Customers know and love to new and innovative products that anticipate their future needs. We are pleasure to promise our customers to provide small products but big satisfactions. These warmers provide safe natural heat, you can enjoy the great outdoors during those harsh winter season. The hand and body warmers are much larger than the normal hand warmer - cover wider area, and are designed to last longer than normal heat packs. You can just enjoy InLife’s Warmers anytime, anywhere. This product includes 10 packs of 4 Cell Super Warmers, last up to 18 hours, for indoors and outdoors - Camping, Hiking, Cycling, Skiing, Snowboarding, Hunting, Fishing, Photo Shooting... *** Reliable Brand - InLife’s Warmers, the big leader in instant natural heating warmers, that has been warming Hands, Feet, Shoulder & Neck, Back, Belly, Lap and any other spot of bodies for more than a decade . It’s a brand trusted products from America to Asia and Europe by professional outdoor sporting enthusiasts, Photo Shooter, Fishing man, spectators, skiers, snowboarder, commuters, cyclers, outdoor worker in cold weather conditions. *** Technical Details *** Size : Extra Super Size, 4 Cells Brand : InLife Color : Green/Red Material : Iron, Water, Activated charcoal, Salt, Vermiculite and Polymer Recommended Uses For Product : Lap and Body Warming, Camping, Hiking, Skiing, Snowboarding, Fishing, Hunting, Photo Shooting, Outdoors Included Components : 10 Lap and Body Warmers Lower Temperature Rating : 135 Degrees Fahrenheit Reusability : Single Use Upper Temperature Rating : 154.5 Degrees Fahrenheit Use for : Lap and Body Power Source : Air Activated Manufacturer : Inlife UPC : 850070168366 Item Package Dimensions L x W x H : 9.25 x 5.71 x 6.30 inches Package Weight : 5.61 Pounds Brand Name : InLife Warranty Description : 1 year manufacturer Model Name : Super Warmer for Lap and Body Suggested Users : unisex-adult