· Made for Fluid Workspaces: Sit or stand freely while you work with the FlexiSpot standing desk riser. It turns any desk into a standing desk so you can adapting postures for max comfort, which is beneficial to relieve wrist pain and improve productivity· Ergonomic 2-Tier Design: Our 2-tier design offers ergonomic excellence for reading and typing! The 35'' width of top tier holds a monitor up to 27'' with ease, the roomy base tier of 12.1'' depth holds a standard keyboard and mouse or a 13'' laptop· Freedom to Any Height: Go from sitting to standing with single-lever and allows a smooth height adjustment from 4.7'' to 19.7''. The powerful gas spring system holds up to 33 lbs while the keyboard tray holds up to 4.4lbs