SLANTED ORTHO WEDGE SEAT CUSHION - BLACK (MADE IN THE U.S.A.) Orthopedic wedge pillow is a backsaver product that improves spine alignment to reduce back discomfort Wedge design of coccyx cushion tilts lower back forward to restore the spine s natural S-shaped curve. See the road better for safer driving Improves posture for greater comfort while driving Measures 16"L x 12 1/2" W x 3" Thick.w/removable washable cover