office chair computer chair comfortable long-sitting home office staff meeting station seat backrest lifting swivel chair

[basic style] black frame black net (width and thickness lumbar support)(【基础款】黑框黑网（宽厚腰托）) [basic style] black frame gray net (width and thickness lumbar support)(【基础款】黑框灰网（宽厚腰托）) [basic style] white frame black net (width and thickness lumbar support)(【基础款】白框黑网（宽厚腰托）) [basic style] white frame gray net (width and thickness lumbar support)(【基础款】白框灰网（宽厚腰托）) [basic style] gray frame gray net (width and thickness lumbar support)(【基础款】灰框灰网（宽厚腰托）) [basic style] black frame black net (width and thickness lumbar support) + lifting headrest(【基础款】黑框黑网（宽厚腰托）＋升降头枕) [basic style] black frame gray net (width and thickness lumbar support) + lifting headrest(【基础款】黑框灰网（宽厚腰托）＋升降头枕) [basic style] white frame black net (width and thickness lumbar support) + lifting headrest(【基础款】白框黑网（宽厚腰托）＋升降头枕) [basic style] white frame gray net (width and thickness lumbar support) + lifting headrest(【基础款】白框灰网（宽厚腰托）＋升降头枕) [basic style] gray frame gray net (width and thickness lumbar support) + lifting headrest(【基础款】灰框灰网（宽厚腰托）＋升降头枕) [latex style] black frame black net (width and thickness lumbar support)(【乳胶款】黑框黑网（宽厚腰托）) [latex style] black frame gray net (width and thickness lumbar support)(【乳胶款】黑框灰网（宽厚腰托）) [latex style] white frame black net (width and thickness lumbar support)(【乳胶款】白框黑网（宽厚腰托）) [latex style] white frame gray net (width and thickness lumbar support)(【乳胶款】白框灰网（宽厚腰托）) [latex style] gray frame gray net (width and thickness lumbar support)(【乳胶款】灰框灰网（宽厚腰托）) [latex style] black frame black net (width and thickness lumbar support) + lifting headrest(【乳胶款】黑框黑网（宽厚腰托）＋升降头枕) [latex style] black frame gray net (width and thickness lumbar support) + lifting headrest(【乳胶款】黑框灰网（宽厚腰托）＋升降头枕) [latex style] white frame black net (width and thickness lumbar support) + lifting headrest(【乳胶款】白框黑网（宽厚腰托）＋升降头枕) [latex style] white frame gray net (width and thickness lumbar support) + lifting headrest(【乳胶款】白框灰网（宽厚腰托）＋升降头枕) [latex style] gray frame gray net (width and thickness lumbar support) + lifting headrest(【乳胶款】灰框灰网（宽厚腰托）＋升降头枕)

nylon feet(尼龙脚) steel foot(钢制脚)