ThermaCELL Hand Warmers are small, battery-operated warmers that aren’t just for your hands. These durable packs can fit easily in pockets, jackets, pants and gloves for up to 6 hours of constant heat per charge.

Charge your Hand Warmers between uses to keep it ready for the next time you need to control the cold.

Package contains: 
2 Hand Warmers equipped with integrated rechargeable lithium-ion polymer batteries, 1 USB wall charger, 2 USB cords and an instruction booklet.

Features:

• Charges in 4 hours or less
• Thin and lightweight
• Easily turn off at the touch of a button
• Three temperature settings reaching up to 116°F
• Recharges over 500 times
• Shock-resistant 
• Water-resistant