SIIG Fold-able Monitor Stand help raises your monitor to a more comfortable viewing and organizes your desk, while maintaining a clean and sleek environment. 3 Adjustable Width to accommodate different size of monitors and keyboards: 16.5in / 18.5in / 20.5in Sturdy and Durable: Able to support office equipments (monitors, printers, laptops, etc) up to 55 lbs. No need to worry about sliding with the built-in silicone anti-slip pads attached on the bottom. Storage organizer & Phone/Tablet Stand: Extra functionality built-in to help tidy up your work space and for convenient storage. Place your phone or tablet on the stand to see any important incoming calls or messages, or simply for easy access to your device. Specifications: -Adjustable width: 16.5" / 18.5" / 20.5" -Load capacity: up to 55 lbs (25kg) -Materials: Plastic -Warranty: 2 year limited -Country of origin: China Package Contents: -Foldable Monitor Stand -Installation guide