Carton contains (40) pair pre-packed regular hand warmers or (30) large warming packs. Retail-ready, high-impact display is ideal for sports, checkout counters, seasonal/holiday gifts, back-to-school items, or travel/reward premiums. Large pocket-warming packs help you stay productive, warm and comfortable as you play and work outdoors. Can also be slipped into pant pockets or positioned to soothe sore muscles. Large pocket warmers last 16 to 20 hours with an average temperature of 135¿F/57¿C.