Ultra-slim profile for space saving & easy storage 12 height settings for optimal viewing height Compact board offers increased protection against liquids and chemical damage Steel construction provides a solid, and long-lasting performance, Large solid base ensures it stay sturdy and stable at any height Non-skid silicone pads protect work surface from scratches or scuffs Adjustable height standing desk workstation allows you to work sitting and standing throughout the day. Height adjustment allows a comfortable standing or sitting position. Just squeeze the side handles and go from sitting to standing in seconds.