18 HOURS OF HEAT FOR HANDS & BODY - Enjoy up to 18 hours of continuous heat, not just for your hands but also as a soothing hot compress for lower back pain, menstrual cramps, or muscle relaxation. 40 pack of bulk hand warmers provides long-lasting warmth during long cold days.

3.9" x 5.12" EXTRA LARGE HAND WARMERS - Ultra-thick XL glove warmers designed to cover more surface area. These hand and foot warmers effectively deliver heat to your hands, feet, body, and joints. Ideal for outdoor workers, athletes, and anyone stuck in frigid conditions.

EASY AIR ACTIVATION & RE-ACTIVATION - Heading out for a long day in the cold? Just open a hot pack, shake it, and let the air activate the heat within 15-30 minutes. If the effectiveness wears off, give the pocket warmers another quick shake and expose to air again to reheat!

NATURALLY SKIN SAFE & TSA APPROVED - Heat packs for cold weather made from all-natural ingredients, safe for your skin and safe enough to take with you wherever you go. Even on airplanes. Just toss them in your travel bag and be prepared to stay warm on your winter trips.

PORTABLE CONVENIENT WARMTH - Perfect for cold weather activities like tailgating, hiking, camping, cycling, jogging, skiing, snowboarding, hunting, fishing, outdoor sports events, and for anyone working outdoors, commuting in icy winters, or even for a fun kids' snowball fight!