-- https://noblechairs.com/collections/hero/products/hero?variant=36279319265433 Specifications Integrated adjustable lumbar support Enlarged backrest and seat 4D Armrests with soft PU coating Extensive cold-foam upholstery Robust steel frame Breathable covering Vibrant colour scheme Quiet 60mm casters Safety Class 4 gas lift Office chair certified in accordance with DIN EN 1335 Wide-angle tilt mechanism Stylish air channels Filigree stitching Reclining function: max 11° Adjustable backrest angle: 35° (90° to 125°) Manufacturer's guarantee: 2 Years Total weight: 30kg Armrest depth: 27cm Armrest height: 10.5cm Backrest depth: 87cm Contact area of the backrest: 32.5cm Seat depth: 55cm Seat width: 52cm Contact area of the seat (depth): 50cm Contact area of the seat (width): 35cm Seat height: 48-56cm Total depth: 56.5cm Total height: 137cm Material Steel (frame) Cold foam (inner cushioning) Premium leather, vegan PU leather (cover) Aluminium (base) Polyurethane (armrests) Nylon, Polyurethane (casters) Memory foam (headrest) Velour (cushions, side strips)