Perfect Size:About 25cmx10cmx7cm,suitable armrests and.The armrest pad has two adjustable rubber closure straps,which can be adjusted according armrest Quality:Made of premium high density memory foam,polyester,gel.high elasticity,which can greatly improve and relieve Multifunctional Design:The armrest pad can not only used for the armrests of office chairs and computer chairs,but also can be used as keyboard wrist pads and wheelchairs Washable Design:equipped with an invisible zipper,and cover can be easily removed for cleaning,which is convenient for cleaning Gift:People who sit long time may need this armrest pad to relieve pressure elbows and forearms.This for family or friends