Boss Office Products Black Contemporary Ergonomic Adjustable Height Swivel Drafting Chair Tamperproof Bits delivering a clean 309558677 delivering a clean The Dyna Glo Delux 300k BTU Forced Air Propane Portable Heater offers a variety of user friendly features Upholstered in black crepe fabric Back angle lock allows the back to lock throughout the angle range for perfect back support Seat tilt lock allows the seat to lock throughout the tilt range Pneumatic gas lift seat height adjustment Nylon base Hooded double wheel casters Loop arms 20 In Collection Name none Color Finish Family Black Manufacturer Color Finish Black Back Material Upholstered Seat Material Upholstered Frame Material Metal Wood Species Poplar Finish Type Black Style Contemporary Trend Modern Type Drafting Number of Casters Wheels 5 Maximum Seat Height (Inches) 29