Kore Grow-With-Me Kids Adjustable Wobble Chair -10% offAcademic Choice Award Winner!The patented KORE chair is not just a piece of furniture… it’s a LIFE-CHANGER. Kids with ADHD and other attention deficit disorders love the ergonomic design of this chair because it provides them with a secondary focus. Kids that previously struggled to stay focused, can now satisfy their physical irritability while remaining mentally on task. This chair has also proved revolutionary in helping parents and teachers treat Autism. Colorful choices make it a good fit for any child's room. Anti-roll safety - A patented anti-safety ring on the base prevents tip-overs and falls. These are manufactured with Antimicrobial Protection against the spread of common bacteria; FDA approved and successfully tested to reduce 99.9 percent of common bacteria including E. coli, listeria, and S. aureus. Suggested for ages 9 to 14; Grades 4th to 9th. Child height 53 to 70 inches. Great for Schools, Day-cares and Sunday School. Easy 2 minute assembly. Seat and Base made of Durable Plastic Stool height (top of seat to floor) adjusts from 15.5" to 21.5". Maximum weight: 280 lb. Comes in a Variety of Colors