Swivel office chair with seat slide system RIVERTON M/H - different colours - black-black

SEAT AND BACKREST seat upholstered with high density sponge seat slide adjustment backrest upholstered with mesh adjustable lumbar support MECHANISM synchronous mechanism with multi-position lock "anti-shock" function - the feature controls the backrest to avoid hitting a users back smooth seat height adjustment HEADREST adjustable (up-down) ARMRESTS adjustable (up-down and forward-backward) with soft (poliurethane) pads BASE AND GAS LIFT stable nylon base class 4 gas lift CASTORS soft castors for hard floor CERTIFICATIONS The product has an endurance test certificate Seat and backrest upholstery is certified for abrasion resistance, pilling and ignition