709 swivel PU leather 5d armrest for nylon base high back office chair is not only soft and delicate to the touch, but also wear-resistant and wrinkle-resistant, easy to clean and maintain, and can maintain an elegant appearance after long-term use. Its unique 5D rotation function is a highlight, allowing users to easily adjust the armrest angle according to their personal sitting habits. The 709 armrest has a stable structure and is easy to install. It is perfectly integrated into the high-back chair design, which not only enhances the overall beauty of the chair but also improves the comfort and style of the office space.