Boss Office Products Ergonomic Works Drafting Chair Without Arms In Black Keep employees productive with the Boss Drafting Stool B1615-BK with 20" chrome foot ring. The pneumatic gas lift seat-height adjustment lets users alter the height of the stool from 26.5 to 31.5". The ergonomically contoured seat, which is 17.5" W x 16.5" D, and back are upholstered in tweed fabric to withstand daily use, and the black 27" nylon base in a five-star format adds stability to the stool. Move the stool easily on hooded double-wheel casters. Weight capacity is 275 pounds and the overall size is 17.5" W x 25" D x 44.5 to 49.5" H. Product Features [Ergonomic] Ergonomic design emulates the natural shape of the spine to increase comfort and productivity. The gas lift allows the user to modify their height in relation to their work surface, leading to an increase in comfort and ergonomic benefit [Adjustable Height] Adjustable seat height with a 4" vertical height range; Seat dimensions: 17.5"W x 16.5"D x 25.5-30.5"H, Max product height: 47.5? [Stable Base 360 Swivel] Dual wheel casters and 5-star nylon base allow for easy movement; Attractive chrome finished 20? foot ring; 275-lb. weight capacity [Quality Materials] Upholstered in durable tweed for easy maintenance and comfort [Assembly Dimensions] Ships ready to assemble; Installation manual provided below; Product dimensions: 25.5"W x 25"D x 42-47.5"H Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!