It doesn't necessarily reference historical design styles and often provides a feeling of everything in its place. Norstar B6716-SS-BK 25 in. Bas Black Mesh Chair W - Seat Slider Arm 80 mm GasHooded double wheel castersYM8630SpecificationsColor: Mesh BackDimension: 44" H x 25" W x 26" DWeight: 40 lbs.FeaturesRatchet Back Height AdjustmentMesh back with lumbar support4" breathable mesh seat cushionAdjustable height armrests3 paddle multi-function tilting mechanism, which allows the seat and back to be independently adjusted and locked in any positionPneumatic gas lift seat height adjustmentAdjustable tilt tension controlAdj.