Modern Height Adjustable PU Leather Office Chair with Rocking Function-Black6 position adjustable headrest for various needs of users 3" 8 cm height adjustment for people of different heights Rocking and rotating functions for easy relaxation and conversation Considerate backrest offers support for the neck back and lumbar Wide sitting area filled with resilient sponge for upgraded comfort Wear resistant PU leather for long lasting use and simple cleaning Simply flipped armrests for space saving storage when not in use Stable