Pearl D900 Drum Throne The Pearl D900 Drum Throne is all about comfort with an ultra-soft Memory Foam seat that provides maximum padding by molding itself around the player. With posture, comfort, stability and durability in mind, Pearl has gone back to the drawing board to design the ultimate range of drum thrones. Pearl's line of thrones has something for every drummer. No other part of your kit affects your mobility like your throne. Our Roadster line of thrones feature ergonomic accents that promote good posture and comfort during extended playing. The ultra-soft Memory Foam Cushions provide maximum comfort by molding itself around the player. The vice-like Height Collar is infinitely adjustable and features stock-lock and the double braced SureStuts on the tripod offer the ultimate in structural integrity to prevent lateral wobble and the inherent squeaks that may result from it. UltraGrip Wingnuts and Wingbolts both feature an ingenious ergonomic handle with notches that allows your drumsticks to be used for loosening if needed. Large Rubber Feet provides improved stability and plenty of tread for long life.