Stay Warm Wherever You Are Stay cozy on cold days with Thermis | Durable Pocket Warmers. Compact and rechargeable, these handy companions provide long-lasting warmth exactly where you need it. Ideal for outdoor adventures, your daily commute, or simply for added comfort in the cold. Features: Long-lasting Warmth : Stays comfortably warm for up to 20 hours. Rechargeable Design : Easily recharges multiple times via USB. Portable Size : Compact and lightweight, fits in any pocket or backpack. Personalized Warmth : Multiple heat settings for customized comfort. Double Pack : Two pocket warmers for both hands or to share. Safe to Use : Built-in protection against overheating and short circuits. Versatile Use : Perfect for skiing, camping, hiking, hunting, or everyday life. Ergonomic Shape : Comfortable to hold and easy to carry.