Golden Technologies Comforter Series Lift Chairs Are Available In All Sizes. They have a seam back that has proven to be very comfortable for people with back problems. The upper area of the back arches back naturally to fit your neck comfortably so you do not fell like your head is being bent forward. The lower area of the back arches from your lower back up to your lower shoulder area in a way that provides good lower back support by following the natural curvature of your back. The Comforters are available in 10 sizes from Petite to Tall Wide. The sizes are Petite, small, medium, large, tall, small extra wide, medium extra wide, large extra wide, tall extra wide, and Super 33" wide. The weight capacities for the comforters increase from 300 lb. to 700 lb. as the size increases.