BEST ERGONOMIC KEYBOARD TRAY and 2-TIER DESIGN ? Provides a 20 degree range of keyboard tray adjustments from -10 degrees to +10 degrees of tilt. This provides the best ergonomics for your arms and wrist while sitting or standing. Keyboard tray and 35 ?" wide work-surface on two different levels allows monitor(s) to be at a better ergonomic distance relative to keyboard.
ELEGANT LOOK and STURDY DESIGN ? The clean elegant looking design is a result of the Z-lift mechanism with nested bar design which provides the sturdiest frame with no criss-crossing parts like competitors with wobbly designs.
QUICK and QUIET ? In seconds, switch from sit to stand and back again, with the silent motion of gas struts (no noisy springs) among an infinite level of height adjustments up to 20.5" maximum supporting customers up to 6'7" tall. SILENT height locking mechanism perfect for office and home environments where you do not want to distract others.
ACCOMMODATES DUAL MONITOR SETUP and 24" DEEP DESKS ? For users who need their monitors to be higher when standing than sitting, the ZipLift+ accommodates any popular arm with either an edge clamp or grommet mount. ZipLift+ Classic works on top of desks with depths as small as 24".mechanism perfect for office and home environments where you do not want to distract others.
NO ASSEMBLY REQUIRED and FREE STANDING MAT INCLUDED ? Just unbox your ZipLift+ Classic, put on your desk, place your free EverMat standing mat ($49.95 VALUE) on the floor, and you are ready to go in seconds.