StarTech.com Clamp-On Steel Desk Corner Sleeve for L-Shaped Corner DesksThis Desk Corner Sleeve clamps into the corner of a 90 L Shaped or Corner desk to increase ergonomics and workspace. The Desk Corner Sleeve ships fully assembled, enabling rapid deployment in the office or at home. Maximize Desk Space and Comfort Add 25x13. 1in (635x332 mm) to the corner of an L shaped desk creating enough area for a keyboard and a mouse. The Desk Corner Sleeve is compatible with desks 0. 5 to 1. 5in (127 to 381mm) thick. The desk