MACHINE WASHABLE : Whenever you feel the need, clean-up is a breeze. Just remove the cover, throw it in your washing machine, and make it look new. FITS THE CURVES OF YOUR LEGS : Our hourglass-shaped leg pillows for sleeping on the side support the curves of your legs and stay put throughout the night to keep yourself sleeping in the right position, reduce the pressure in the lower body and let you wake up pain-free and refreshed.