Our comfortable, sturdy Bouncing Chair is available in three sizes and designed for children up to 65 lbs. The perpetual motion provides Vestibular and Proprioceptive input for children with a range of Sensory Processing Disorders. Comes with the Deluxe Harness. We have three sizes to choose from: Bouncing Chair Light - Weight limit 30-40 lb. H: 23.5" (seat to top of chair) x W: 19.5" x Depth of seat: 6.25" Bouncing Chair Standard - Weight limit 40-50 lb. H: 23.5" (seat to top of chair) x W: 19.5" x Depth of seat: 8.25" Bouncing Chair Large - Weight limit 55-65 lb. H: 32" (seat to top of chair) x W: 20" x Depth of seat: 11" THE BOUNCING CHAIR LARGE IS ON BACK ORDER UNTIL MID-MARCH.