Never used, new in sealed package. Miracle bamboo cushion promotes proper seating posture while relieving pressure on spine, buttocks and tail bone. Helps ease backaches, numbness, pain and fatigue. Orthopedic cushion is made of high density foam that won’t flatten out; viscose from bamboo cover stays cool and removes to wash. A water/stain resistant backing easily wipes clean. Has a built-in carry handle. Great for home, office, auto, sporting events. 17 1/4” x 13 3/4”