【Comfortable】Top grade foam and breathable flocking surface for maximum comfort. | 【Adjustable】Adjusts from 18 to 24 inches high, direct in height adjustment with lead screw and oversize locking nut. | 【Stable】Double braced leg base and heavy duty hardware offer strong supports for stable standing. | 【Rotatable】Swivel seat provides moving freedom for a unrestrained music playing. | 【Durable】Reinforced hardware ensures its heavy duty and durable use. It can bear a weight even up to 500 lbs.