Designed to mount on the edge of a desk or shelf Free up desk and floor space, resolved under-desk cord clutter Adjustable width accommodates most powerstrips from 50-70 mm Silicone pads provide a firm grip on the powerstrip EVA foam pads protect surfaces from scratches or scuffs Clamps onto surfaces up to 50 mm thick Material: ABS, Steel, Silica Gel Product Size: 100 x 62 x 163 mm