New. Keep your feet warm and cozy with these unisex heated slippers. With three temperature settings (high, medium, low) and working hours of up to 7 hours, these slippers are perfect for those chilly winter days. The black slippers come in size 9-10.5 for men and 10.5-12 for women. In addition to the rechargeable battery, these slippers also feature a non-slip sole for added safety. Great to keep your feet warm on those cold days and nights. Made in China with a charging time of about 4-4.5 hours.