Two options: Pink slippers in adult UK size 3-6 | Grey slippers in adult UK size 6-9. Heated slippers: Treat your feet to a pair of winter warmer heated slippers. USB rechargeable: Includes a USB charging cable which can be connected to your computer, power bank power supply or adapter power supply. Winter warmer: Uses high conversion carbon fiber for rapid heating - perfect for warm and toasty toes. Design: A plush, warm and cosy slipper boot which also covers your ankles. Perfect for: Unisex slippers to keep you comfortable on cold winter mornings and evenings! | Heated Winter Warmer USB Slipper Boots - Grey - UK | Wowcher