[Product Information]

• 4 Large instant heat and reusable hand warmers / heat packs - 40% longer lasting
• In under 20 seconds hand warmers heat up - larger 3 x 6 inch size
• In a pocket， heat lasts up to 2.5 hours， Premium Quality - Medical Grade
• Reusable 500 times; 3x6 inch size perfect for hands & pocket warming
• Eco-Friendly - reusable - never has to be disposed