Two Detachable USB Powered Footwarmers One Size Fits Most Foot For laptop or desktop USB port use only, use on other kind of USB port such as keyboard USB port will not supply enough power to heat up.

Features:

• S'mores-shaped plush heated slippers
• Use as a foot-warmer when attached to USB
• Detach from USB to travel in cozy comfort

Specification:

• Smiling s'mores heated slippers
• Plug in to USB port to heat, detach to walk around
• Dimensions: Each slipper measures 12 x 5", cord length 57"
• One size fits most (up to men's size 12)
• Weight: Approx 5 oz each
• Material: Cozy Cotton and Polyester, imported