Create Instant Active Standing - VIVO's corner desk riser provides on-demand standing throughout the day for the freedom to get out of your chair and relieve muscle tension, reduce stress, and increase productivity. --Patented-- Spacious 95 cm Surface - The large top surface measuring 95 cm x 45.7 cm is ideal for corner workstations and provides plenty of room for dual monitor/ laptop setups and important office supplies. The 94 cm x 30.5 cm keyboard tray raises in sync with the top surface to create a comfortable workspace. Strong 15 kg Lift Assist - A durable pneumatic spring and innovative simple touch height locking mechanism create fast and simple lift that lets you transition without breaking productivity or concentration (Adjustment Range: 12.2 cm to 50.8 cm). Very Minimal Assembly - This riser is almost ready to go right out of the box! Place on your existing desk, attach the keyboard tray, and start organizing your workstation. We've Got You Covered - Sturdy, high-grade steel design is backed with a 3-Year Manufacturer Warranty and friendly tech support to help with any questions or concerns.