Enjoy flexibility and comfort with this durable balanced chair designed for active sitting. Its adjustable 23-inch to 33-inch height enables flexible choice in finding the perfect sitting stance. This Uncaged Ergonomics wobble stool has a 13-inch diameter seat with a weight capacity of 250 pounds, making it suitable for all shapes and sizes. Adjustable-height standing desk stool makes sitting fun and active. Roundedfabric stool for cool, cushioned comfort. Wobble stool is a fun chair that makes it easy to move around while sitting. Overall dimensions: 23"-33"H x 13"Dia. Seat diameter: 13". Armless design allows for easy movement and versatility. Weight capacity rated up to 250 lbs. Adjustable height active sitting office and standing desk stool lets you balance, rock, swivel, move and burn calories throughout the day. Wobble Stool adjusts tall enough to let you comfortably perch near standing height its the perfect standing desk stool!.