Alternating between sitting and standing during the working day ensures greater variation in posture. This reduces physical discomfort. Alternating reduces strain on your back, neck and shoulders. You do not need a sit-stand desk for the adjustable Sit-Stand Desk Riser 2. This mobile platform fits any dining room table or standard non-adjustable desk. Pneumatic spring valve technology enables you to adjust this platform to any height desired. Your screen and keyboard are always at the correct height because they are on two separate platforms. You can adjust the platform to the correct height safely with just 1 lever. Compared to its predecessor, this model offers more space for mouse work, has a slot where you can place your tablet or mobile phone, the platform can be adjusted to any height desired and it has a sleeker and lighter design. Finally, this new model is ideal if you want to use BakkerElkhuizen's Smart Office Arm, as this model has a bolt-through adapter to which the scree