Hand Warmers Rechargeable, 2 Pack Portable Electric Hand Warmer Double-Sided Heating, Magnetic Portable Pocket Heater, Rechargeable Hand Warmer Great for Raynauds, Hunting, Camping, Men Women Gifts2 in 1 Portable Hand Warmers: Great for Outdoors, dog walking, camping, hunting, golf, fishing, hiking, skiing, and more. Instructions: 1. Press and hold..