Foam Slant Wedge 21 x 21-1/4 x 3-7/8, with Blue Cover

Foam slant wedge, 21" x 21" x 3-7/8" > 1/8", slope 21" length, with blue polycotton cover. Polyurethane foam. Designed for patients with problem breathing, poor circulation, hiatus hernia, back or neck problems.