Ortho Wedge Cushion - Set of 2 Gray 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. U-shaped cut-out section of seat wedge cushion helps relieve painful tailbone pressure. Durable foam with washable velour Set of 2 - Gray