Homework, reading, drawing, eating or board games are no longer sedentary activities. The Kore Kids Wobble Chair has a gently rounded bottom to encourage active sitting and increases secondary focus. Seating height adjusted with 360Â° Actuator Ring to between 14â€ť to 19â€ť. Great outlet for kids with high energy or sensory needs like ADHD or Autism. A patented anti-roll safety ring on the gently-rounded base prevents tip-overs and falls.. Also in blue, green, yellow, dark blue, black, grey, purple, orange. Antimicrobial protection. Lifetime warranty. Made in USA. Ages 6 - 11 years. Grades 1 â€“ 6. Assembles easily in 5 easy steps and is made of durable, recyclable plastic and steel piston. Child height 45â€ť-57â€ť Check out the Kobe Wobble Chairs for all ages and sizes up to Adult. This chair is red.