Secure Locking Straps& Non-Slip Caps: Never worry about your keyboard slipping or sliding during your musical endeavors. The non-slip end cap on the top of the stand prevents the keyboard from moving from side to side during use, and a non-slip end cap on the bottom ensures that the keyboard remains stable on almost any surface.7 Position Disk:This keyboard dual stand has a 5-position disk clutch with a bullet-nose pull knob that makes for quick, simple height adjustment while arm sleeves position to accommodate virtually any keyboard width for keyboards ranging from 54 to 88 keys.Adjustable Height:Can set the height at any level between 25 to 39.2 inches.This keyboard stand boasts adjustable height and width, accommodating players of all ages and sizes.