MATERIAL: These memory foam armrests are very soft and perfectly fit the shape of your forearm. They provide supreme comfort for your elbows, dispersing pressure, promoting blood circulation and relieving pain. The PU cover is environmentally friendly and elastic, giving your office chair armrests a comfortable and pleasant feel. There are non-slip silicone dots at the bottom, more stable when used DIMENSIONS: Length about 254 mm, Width about 75 mm, Thickness about 35 mm ( If your chair armrest length exceeds 300 mm, these armrests are relatively a little short ) SCOPE OF APPLICATION: Suitable for most chairs with armrests, for example office chairs, gaming chairs, dinette, wheelchairs, etc. If the armrests are not very wide or long ( they are standard size ), well, this chair armrest cushion is suitable USAGES: The memory foam armrest can be used on the arm of an office chair, an armchair and can also be used as a keyboard with pad. For this chair armrest for elbow arm can improve