Desk Riser Essential for a correct ergonomic setup at your desk, this simple riser supports the computer monitor to the best height for you. Tidy Desk Companies can use it to enforce tidy desk policies. Tablet Holder Mobile phone or tablet slot in front edge. Holes in the bottom allow cables to pass up through the slot so you can charge your devices. Variable Height Legs made up of four sections so variable height 40-130 mm (1.6? – 5.1?). Non-Slip Rubber feet and a non-scratch coated platform.