Boss Office Products Set of 2 Black Contemporary Ergonomic Task Chair Plumbing Supplies Husky 3 in 1 Flooring Nailer Husky 3 in 1 Flooring Nailer at a 90° bevel Economical stack chair provides superior durability and lumbar support Black polypropylene seat and back Solid chrome frame An opening integrated in the sculpted seat back allows for ease of movement and stacking May be stacked 16 high on dolly ) 275 Adjustable Height No Package Quantity 2 Arms Armless Folding No Massaging No Heated No Lumbar Support Yes Ergonomic Yes Casters No BIFMA ANSI Certified No CA Residents: Prop 65 Warning(s) No Swivel No Arm Type Armless UNSPSC 56101500 Tilting No