Steelcase Think Chair (R) - 3D Knit Back by Steelcase, 3D Knit color = Scarlet; seat fabric = Cogent Scarlet; frame=Seagull * 2014 Red Dot Award * 2014 Good Design Award * 2014 iF Product Design Award* Passive seat edge angle * Frame, seat shell, and five-arm plastic base: Seagull * 2.5" seat depth adjustment * Rectilinear height-, width-, pivot-, and depth-adjustable arms * Adjustable lumbar * 2.5"-diameter, hard-composition, dual-wheel casters: black Designer: Glen Oliver Low for Steelcase 37.25 - 42h x 28.5w x 22-24.25d; Seat height: 16.5 - 21.15