black frame black net [high elastic sponge] elastic lumbar support(黑框黑网【高弹海绵】弹性腰托) white frame black net [high elastic sponge] elastic lumbar support(白框黑网【高弹海绵】弹性腰托) white frame gray net [high elastic sponge] elastic lumbar support(白框灰网【高弹海绵】弹性腰托) black frame black net [high elastic sponge] 35 ° leisure + elastic lumbar support(黑框黑网【高弹海绵】35°逍遥＋弹性腰托) white frame black net [high elastic sponge] 35 ° leisure + elastic lumbar support(白框黑网【高弹海绵】35°逍遥＋弹性腰托) white frame gray net [high elastic sponge] 35 ° leisure + elastic lumbar support(白框灰网【高弹海绵】35°逍遥＋弹性腰托) black frame black net [high elastic sponge] 3d headrest + elastic lumbar support(黑框黑网【高弹海绵】3D头枕＋弹性腰托) white frame black net [high elastic sponge] 3d headrest + elastic lumbar support(白框黑网【高弹海绵】3D头枕＋弹性腰托) white frame gray net [high elastic sponge] 3d headrest + elastic lumbar support(白框灰网【高弹海绵】3D头枕＋弹性腰托) black frame black net [high elastic sponge] 35 ° leisure + 3d headrest + elastic lumbar support(黑框黑网【高弹海绵】35°逍遥＋3D头枕＋弹性腰托) white frame black net [high elastic sponge] 35 ° leisure + 3d headrest + elastic lumbar support(白框黑网【高弹海绵】35°逍遥＋3D头枕＋弹性腰托) white frame gray net [high elastic sponge] 35 ° leisure + 3d headrest + elastic lumbar support(白框灰网【高弹海绵】35°逍遥＋3D头枕＋弹性腰托) black frame black net [comfortable latex] elastic lumbar support(黑框黑网【舒适乳胶】弹性腰托) white frame black net [comfortable latex] elastic lumbar support(白框黑网【舒适乳胶】弹性腰托) white frame gray net [comfortable latex] elastic lumbar support(白框灰网【舒适乳胶】弹性腰托) black frame black net [comfortable latex] 35 ° leisure + elastic lumbar support(黑框黑网【舒适乳胶】35°逍遥＋弹性腰托) white frame black net [comfortable latex] 35 ° leisure + elastic lumbar support(白框黑网【舒适乳胶】35°逍遥＋弹性腰托) white frame gray net [comfortable latex] 35 ° leisure + elastic lumbar support(白框灰网【舒适乳胶】35°逍遥＋弹性腰托) black frame black net [comfortable latex] 3d headrest + elastic lumbar support(黑框黑网【舒适乳胶】3D头枕＋弹性腰托) white frame black net [comfortable latex] 3d headrest + elastic lumbar support(白框黑网【舒适乳胶】3D头枕＋弹性腰托) white frame gray net [comfortable latex] 3d headrest + elastic lumbar support(白框灰网【舒适乳胶】3D头枕＋弹性腰托) black frame black net [comfortable latex] 35 ° leisure + 3d headrest + elastic lumbar support(黑框黑网【舒适乳胶】35°逍遥＋3D头枕＋弹性腰托) white frame black net [comfortable latex] 35 ° leisure + 3d headrest + elastic lumbar support(白框黑网【舒适乳胶】35°逍遥＋3D头枕＋弹性腰托) white frame gray net [comfortable latex] 35 ° leisure + 3d headrest + elastic lumbar support(白框灰网【舒适乳胶】35°逍遥＋3D头枕＋弹性腰托)

nylon foot-first grade gas rod(尼龙脚-一级气杆) steel foot-first-class gas rod(钢制脚-一级气杆)