The ActionHeat Women's 5V Battery Heated Base Layer Pants bring targeted warmth and lightweight comfort to your cold-weather wardrobe. Designed as a base layer, these pants feature a Tri-Zone heating system with panels on the thighs and seat to keep your core warm without adding bulk. The soft, flexible ActionFlex fabric allows full mobility and breathable comfort for layering under outerwear. Powered by a 5V 6000mAh rechargeable battery, these pants deliver adjustable heat and can also charge USB-compatible devices. With touch-button temperature control conveniently located for easy access and machine-washable durability, these heated pants are perfect for outdoor activities in cold conditions.