Seating, Ball Chair with Feet

Promotes good posture while sitting at home, school, or the office Provides ergonomic benefits and improves core strength by using trunk and abdominal muscles without risking injury from rolling Four legs prevent the ball from rolling Available in 3 sizes:   Small (42cm dia) for under 5' height                                     Medium  (55cm dia) for height 5'1" - 5'6"                                     Large (65cm dia) for height 5'7" +