Quiklok DX-749 Height Adjustable Musicians Stool With Adjustable Footrest And Back RestPerfect for all musicians, including keyboard, guitar, woodwind and brass players. Designed to help musicians perform in the ideal ergonomical position and reduce spinal stress and leg strain when playing long periods. Thick, comfortable, firm seat cushion can be adjusted in a snap to 9 height positions from 22. 8'' to 31. 5'' (58 to 80 cm). Backrest can be adjusted to multiple height and depth positions for maximum comfort. Convenient, non slip,