New Heart Reusable Heat Packs Gel Pads Hand Warmer Bag

Features:Instant Heat and Reusable pocket hand warmerConvenient hand warmer which is quickly heated upStay heated and warm for around 1 to 2 hours (It depends on what temperature; condition you are in, it can last longer if you keep it with your body heat.)Temporary relief from backaches cramps muscle soreness and arthritisGreat for winter walk or sporting activitiesAlso for summer as cool bagNo power source is requiredOperation Instructions:First time, Snap the internal metal trigger, see the reaction taking place and feel the instant heat.After the heat pack becomes solid and no longer warm, just put it in boiling water about 10 minutes until the solid become liquid again. After that it can be reused. When the heat is gone, you will end up with a solid piece.To reuse it second time, just put the hand warmer in boiling water again.Safety Note:Do not microwave, freeze or puncture the packs. They will not perform effectively and will void the lifetime warranty. You must boil the packs in water to recharge them.Take care boiling water burningAvoid hand warmer directly contacting with heating containerSpecifications:Material: Non-toxic and Eco Friendly materialShapes: Heart, Round, RectangleColors: Red, Yellow, GreenSize:Heart: 4.3" x 3.9"Round: 3.7" (diameter)Rectangle: 4.9" x 2.9"Package Includes:1 x Hand Warmer