Office Master AF478 Affirm Simple High-Back Task Chair

Perfectly suited for users of medium to larger statures. 300 lbs max. The Office Master Affirm AF478 Simple High-Back Task Chair features extraordinary functionality and comfort in a value-priced task chair. Independent  seat and back angle adjustment provides the basis for proper ergonomics, while seat depth adjustment and EZ back height adjustment offer the ability to fine tune your most comfortable and healthy fit. AF478 Affirm is available in 2 seat sizes, both designed with extra waterfall curve & sit-as-you-like comfort. Flexible options ideal for Task, Executive and Conference environments. Optional equipment available includes a wide variety of Arms, Bases, Casters, Cylinders, Memory Foam Seat Sub-layer, Seat Size, and Upholstered Back (plastic shell standard). See below for more detailed information. A wide variety of 5 fabric grades as well as leather available with 429 total color options. See link to Fabric and Color catalog below: VIEW FABRIC & COLOR SWATCHES BY GRADE Features & Benefits: Pneumatic lift Sliding seat Easy back height adjustment Independent seat and back angle adjustment Dual-tone oversize casters Specifications: Seat Height Range: 17" - 22" Back Dimensions: 18.5" w x 21" h Standard Seat Dimensions: 19" w x 17.5" - 20.6" d Large Seat Dimensions: 20.75" w x 17.5" - 20.6" d  Overall Width: 27" Overall Height: 38"-46.25" 12 year Limited Warranty  VIEW ARM OPTIONS Bases: Casters: Cylinders: 5" Black (standard) - Seat height range: 17"-22" 5" Chrome - Seat height range: 17"-22" 5" Black Heavy Duty - Seat height range: 17"-22" 4" Black Heavy Duty - Seat height range: 16"-20" 6" Black Heavy Duty - Seat height range: 18"-24" Memory Foam Seat Sub-layer (optional): Concealed memory foam upholstery layer added underneath regular HR foam cushion for additional comfort, even while preserving contemporary styling contours for higher-design models. Seat Slider (standard): SLD - Seat depth adjuster, for that perfect fit of back and seat. Upholstered Back (optional): Matching fabric applied onto outer back shell of small chairs (Fabric Grades 1-4). Matching fabric applied onto outer back shell of small chairs (Fabric Grade 5). Scratch-resistant & extra-durable Ballistic Nylon applied onto outer backshell. VIEW FABRIC & COLOR SWATCHES BY GRADE