... numberGS-G1660Style Leathership,elegant,comfortableHeadrestNylonMaterial Mesh,aluminum,PUFramework Aluminum,nylonAnti-dust coverPPFolded No Size 630*680*1210mmPlace of origin Guangdong ,China ... down,adjustable left and right 15 degree.3. PP anti-dust cover :to protect the gas lift 4.waist cushion:much more ...