The EWC Pro task chair is a traditional, tailored, practical work chair designed to offer the ergonomic comfort and traditional appeal of a fully upholstered task chair at an incredible value. The EWC Pro task chair is a traditional, tailored, practical work chair designed to offer the ergonomic comfort and traditional appeal of a fully upholstered task chair at an incredible value. Simple, easy-to-use chairs that are not only affordable, but also maintain the Knoll tradition of superior design and quality. Overall Dimensions: H 39", W 27", D 27" See Knoll website for seating options. GREENGUARD Certification