Conveniently holds your items steady and out of the way. Easily and securely clamps to side of desk, no tools needed. Adjusts to fit 3/4" to 2" flat rails. Protective cushioned pads are safe for desktop surfaces Large Desk Organizer. Three compartments to organize office essentials. Notched sides to accommodate cords. ABS. 9"W x 6-1/6"D x 3-1/2"H. Grey.