Free up space on your desktop by raising your monitor 5.1’ (13 cm) off the desk surface Sturdy clamp-on shelf attaches easily onto surface edges up to 1.3’ (33 mm) thick, including desks, tables, counters and other flat surfaces Supports computer monitor up to 34’ with weight capacity up to 44 lb. (20 kg) Extra wide monitor shelf, 25.6’ x 10.2’ (65 cm x 26 cm) holds your PC monitor and small desk accessories Provides a space-saving solution without permanently altering your desk or table surface