Transform your traditional desk into an active sit-stand workstation with FlexiSpot’s desk riser. This unique standing desk converter sets itself apart from other desk risers with a one-of-a-kind, u-shaped design that expands the keyboard workspace so you have more room to get things done. It’s great for writing, drawing, comfortable laptop use, or for adding a full-sized keyboard and mouse. <br> <br><b>Product Specifications </b> <br>Product weight: 36.3 lbs. <br>Max. Loading Weight Limit: 33 lbs <br>Dimensions (Weighted Base): 27.5"(W) x 14.8"(D) <br>Dimensions (Flat): 4.7"(H) x 36"(W) x 27 "(D) <br>Dimensions (Extended): 19.9"(H) x 36"(W) x 27"(D) <br>Extension Height: 19.9" (Footprint Surface) & 15.16 " (Keyboard Tray) <br>Work surface measures: 36"(W) x27"(D) (Display Surface & Keyboard Tray) <br>Keyboard tray measures: 34.6"(W) x 12.1"(D) (Middle) & 7.9" (D) (Both wings)