Alera Strada Series High Back Swivel Tilt Chair Heavy duty waste container is Heavy duty waste container is designed to withstand the harshest environments 2 viewing windows Series Name Alera Strada Series Compliance Standards Meets or exceeds ANSI BIFMA Standards Recommended Applications Executive & Management Seat back Color Black Arms Included Yes Arm Style Roll Armrests Pneumatic Seat Height Adjustment Yes Tilt Tension tilt Lock Yes Armrest Color Black Overall Height Minimum 43 1 8" Overall Height Maximum 46 5 8" Seat Width Maximum 21" Seat Depth Maximum 21 1 4" Seat Height Minimum 18 1 4" Seat Height Maximum 22 7 8" Seat Material Top Grain Leather Back Width Maximum 21" Back Height Maximum 28 1 8" Back Material Top Grain Leather Base Color Black Base Material Nylon Caster glide wheel Dual wheel nylon casters