stand up desk store clamp on 360 degrees swivel out mouse tray with storage for desks and tables up to 1.5" thick s stand up desk store this ergonomic mouse platform helps clean up your work area while also enhancing comfort. featuring a 360-degree swivel mechanism, it neatly installs underneath the desk surface, placing your hand at a comfortable height when you need to use the mouse, and conveniently swings it out of the way and out of your sight when you don't. a sturdy clamp - composed of a robust thumb screw and steel mounting bracket - ensures effortless, tool-free installation while securely affixing the mouse platform to the front of your standing desk. we built it extra wide to offer plenty of room to operate a mouse. it also provides four compartments for convenient storage of smaller items like pens and paper clips. overall dimensions are 13.5" w x 11" d x 3.75" h (including bracket). mouse pad dimensions are 7" w x 9.5" d. clamp made of powder-coated steel. 5-year limited warranty against defects. stand up desk store is based in the suburbs of chicago.