Factory Line Heating Pack Body Warmer – Pure Iron Powder
Premium pure iron powder heating technology ensures consistent, long-lasting warmth for up to 8 hours. Durable non-woven fabric exterior with precision-sealed edges prevents leaks and maintains structural integrity. Ultra-thin flexible design allows discreet wear under clothing, ideal for outdoor work, construction, or warehouse shifts. Activated by oxygen exposure for instant heat—no electricity or batteries required. Industrial-grade materials withstand high-pressure environments, perfect for factory workers and cold storage labor. Bulk wholesale pricing available—stock up for workforce safety and comfort year-round.