The popular 8200 Series Melody Chair has received sitting ovations by music programs nationwide for accommodating the unique needs of the performance environment. A contoured black polypropylene seat combined with a strong 7/8, 16-gauge square tubing frame and 14-gauge rear seat brace along with polyethylene floor glides to prevent scratching. This unit is designed with a band-pitch style seat-to-backrest angle of 97 degrees which allows musicians to perform with optimal breathing posture. Four bumpers protect the black powder-coated paint finish when stacking. Stacks up to 18 chairs high on the DY82 dolly. Optional right or left tablet arm. Features A 7/8 Frame With 16-Gauge Square Tubing 14-Gauge Rear Seat Brace Band-Pitch Style With A Seat Back Angle Of 97 Degrees Durable Polypropylene Contoured Seat For Extra Comfort Can Be Stacked 18 High On Our Dy-82 With 4 Stack Bumpers To Protect Finish Non-Marring Polyethylene Glides 300 lb Weight Capacity 10 Year Warranty