The C2915 is made with a solid kiln-dried hardwood frame for strength and durability. Original California House design. Gas Lift is features an adjustable 3″ travel with swivel and rocking feature. Rocking mechanism may be locked out. Sytex sprung seat and back with poly-wrapped HR foam that is hypo-allergenic and will not break down over time like regular foam. Foam density is custom tuned to match the frame for a great sit. Standard nylon twin-wheel casters with decorative metal cover provides smooth rolling. Multi-step, post-catalyzed lacquer finish for tremendous beauty and durability. Make it your own with your choice of 100’s of standard fabrics and leathers (or provide your own!) and virtually unlimited finish choices. Meets California Technical Bulletin 117-2013 flammability standards.