The D series of chairs offers exceptional comfort. With added foam padding on both the back and the seat a much deeper seat (19.5" deep) can be achieved. Series D seats are ideal for extended use of more than 8 hours per day. It features exceptional stability with its tubular steel frame and nylon star base, an adjustable 135 degree reclining back, 8-position armrests, a high (33") back with an integrated headrest and cold cure foam padding throughout. The D series also has a load capacity of 100 kg.