Runtz Ball Chair, Backless, Supports Up to 250 lb, Green Vinyl Seat, Silver BaseFour powder coated legs and stationary glides provide stability and durability.Remove legs and replace chair feet to provide another size option; great for use with children and students.Height with legs 17", without legs 13.5". WARNING: This product can expose you to Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause Cancer and Birth Defect/Reproductive Harm. For more information go to www.P65Warnings.ca.gov. - Cancer:Di(2-ethylhexyl)phthalate (DEHP);;Birth Defect/Reproductive Harm:Di(2-ethylhexyl)phthalate (DEHP)