UT4 Extreme Waterproof Hand Warmers-Orange

Designed for those who challenge the outdoors. Whether you’re hiking, skiing, or working in freezing temperatures, UT4 Extreme delivers unstoppable warmth and durability.

* Instant Heat-Up

* 3 Adjustable Heat Levels

* Each Battery Life — Lasts 6–16 hours per charge.

* IP56 Waterproof Protection

* Turbo Mode & Flashlight

Ocoopa is the only dedicated rechargeable handwarmer brand focused on complementing your lifestyle. With over 4 million users worldwide, we deliver the perfect palm of warmth to everyone.