Adjustable and colorful stool will add fun and function to any environment. Colors coordinate with our line of Hierarchy products. Wobble action and swiveling seat encourage micro-movement to help bleed off excess energy. Helps promote improved upright posture and increased focus while working. Available in two sizes and nine colors. Shorter stool is height adjustable from 14″ to 18″, and taller stool adjusts from 17″ to 24″ to accommodate a variety of users.