JeffMVP Body Warmer Stick, Adhesive Self Heating Warm Sticker Heat Pads, Hand Warmer, Heat Patch Back Neck and Shoulders, 12 Hours Pocket Heater for Travel Home and Office (10Pcs)

【Immediate Use】The adhesive body warmer has multiple applications, for example on the back, neck, shoulders, stomach, arms or legs. NOTE: Product should affixed to the outside of underwear, do not directly attached to the skin. 【Heat Time】12 hours warm insoles with an average temperature of 58°C. No electricity, boiling or additional warming necessary for the heat pads. 【Easy Use】Just open the package bag and tear off the paper backing, then stick on anywhere you want. The body warmer will warm up in few minutes and last for hours. 【Natural Ingredients】Heat pack hand warmers consist of iron powder, water, salt, activated carbon and vermiculite. Pocket heaters are the perfect product for warm hands for children, women, and men! 【Area Of Use】Instant hand warmers are ideal for outdoor activities, winter sports of all kinds, winter walks as well as visits to the stadium and the Christmas market. Unopened, keepable for several years.