These are Eames Aluminum Group Management Chairs, model EA335, originally designed by Ray and Charles Eames for Herman Miller in 1958. These particular examples were produced in 2012. Their design features a 5-star aluminum base on castors with a seat upholstered in an off-white leather, which was a special order that appears to be from Edelman Leather. These chairs have a tilt feature with locking capability, and a full 360-degree swivel. These models feature a manual lift mechanism. The listed price includes one chair and there are two available to purchase.

Each chair measures 21.25 inches deep, 22 inches wide, and 33 inches high with a seat height is 18.5 inches. The upholstery is in very good condition with some wear apparent at the corners. The base also shows some minor signs of wear. Overall, these pieces are in very good to excellent condition. Please see photos.