Banish cold feet with the Celsius Heat Socks, designed for long-lasting warmth on the chilliest days. These innovative socks feature a strategically placed heat panel underneath your foot, where warmth is needed most, with a smooth wire running to the power-bank pocket for irritation-free wear. Crafted from comfortable polyester and elastane, they boast flat toe seams and arch support for a snug, stay-put fit. Each pair comes with two 5000 mAh power banks, delivering up to eight hours of heat to keep your feet toasty in even the most frigid conditions. Machine washable with power banks removed for easy care.