Because it's height adjustable in five small steps, this riser suits practically everyone. It helps to avoid RSI or CANS and has a maximum weight capacity of 15 kg. Combine it with an in-line document holder for maximum effectiveness. - Suitable for monitors up to 15 kg - 5 mm thick clear acrylic - Saves desk space - Height adjustable from 70 - 130 mm in 4 steps of 15 mm - Dimensions (w x d x h): 320 x 256 x 70 - 130 mm