Big High Back Executive Chair with Linkage Armrests and Leather Padded Seat for Office, Gray uses the supplier-listed furniture details for home setup. Easily switch between working mode and relaxation mode with the linkage armrests 20"-23.5" adjustable seat height allows customization for optimal ergonomic comfort 90degree(s)-135degree(s) adjustable backrest supports various reclining positions to reduce strain Elastic sponge filling provides comfort for working plywood brings reliable bottom support for sitting Key listed specifications include material: Black: PVC Leather Sponge Metal Gray: Linen Fabric Sponge Metal dimensions: 26" x 23"-38.5" x 42.5"-46.5" Height of Backrest 27" Outer Spacing of Armrests 25" Size of Seat 20" x 18" seat height: 20"-23.5" Armrest Height 31" Reclining Backrest Angle 90degree(s)-135degree(s) capacity: 330 lbs weight: 28.5 lbs package includes: 1 x Executive Chair 1 x Instruction.