Construction, Freight/Baggage, Drilling/Mining, Oil/Gas Refining, Iron/Steel Work, Delivery/Service, Landscaping/Grounds, Cold Storage/Warehousing and Material Handling

• To activate, just open the pack
• All natural ingredients heat up when they contact oxygen
• Seal from oxygen in Zip-Loc bag and reuse the next day
• Self-contained packs add heat anywhere when exposed to air