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The armrest surface is cushioned to reduce stress on the elbows and arms, improving shoulder stiffness and posture. 180° left and right rotation, recommended for those who use a computer for a long time. This is how convenient you use it. You will definitely want a second one. Armrests, bed arms, etc. Versatile.
Cannot be used on tabletop desks such as Top board over 2.4 inches (6 cm) thick; Top board with rounded edges and corners; Decorative top plate with edge