Dirk Low Back Office Chair W/O Arms High or low. Armrests or not, the Dirk design is very popular for all the right reasons. The front of the seat and the top of the back are one-piece sections for a finished look. The inner seat and lower back are flat bungee bands which offer outstanding comfort that is famous everywhere in the known world. Free Ground Shipping (UPS / FedEx / Curbside) 20"w x 21.3"d x 37 - 40"h Leatherette over foam seat and back BIFMA approved chromed steel base Chromed aluminum armrests Flat bungee band seat construction inside seat