Warm & SoftThick plush cover and cushion filled with stuffing, soft and comfortable to surround your feet, promoting feeling of warmth and relief.Easy to use & Fast warmingHeats up quickly and definitely does the job to warm your toes! Very easy to use & very straight forward. Great for office computers and night sleeping.Washable & RechargeableThe heating pad is powered by usb and go's in a zipped compartment at the bottom so can be taken out to wash the slipper.Szie Round style--10 x 11.8 inches. High style--9.8 x 13.3 x 9.4 inches. Fit most adults. The feet warmer like a lage pocket, wrapping the whole feet. You may feel a little snug at first wearing, but will fit better after a couple of days later.Little Gift of WarmthSuper comfy and warm footwarmer and massager, perfect Xmas, Birthday and other festival gift for families and partners, bring them with comfort and warmth.