Ergodyne N-Ferno® Warming Packs, Product Details: To activate, ju open the pack, All natural ingredients ht up when they make contact with oxygen, Sl from oxygen in reslable bag and reuse the next day, ays warm up to 5 hours | Big talog Page#: 2012:2724 | Brand: ERGODYNE | Color: White | Country of Origin: CN | Hazmat: NO | Height [Nom]: 3 3/4 in | Length [Nom]: 6 1/2 in | Material: Outer Material Non-Woven Fabric Polyethylene; Inne | Type: Hand | Width [Nom]: 2 3/4 in | Wt.: 0.10 lb
