Spark Lounge Chair The Spark Lounge Chair by Knoll is equally comfortable in residential and contract settings. Add to Favorites Add to Binder Request a Quote Download PDF Manufacturer Knoll Product Line Spark Dimensions 25.5"w x 25.5"d x 30.5"h with seat height of 17" Designer Don Chadwick Year Designed 2009 Awards Editors' Choice Award 2009 Best of NeoCon 2009 Chicago Athenaeum GOOD DESIGN 2009 Sustainability Recycled Black is made with 40% recycled content. Add a jolt of energy to your space with the Spark Lounge Chair. Don Chadwick, renowned for his Aeron and Chadwick chairs, has applied his knowledge of ergonomic seating to this affordable, colorful polypropylene Chair. The Spark Lounge Chair is lightweight, easy to clean and suitable for indoor or outdoor use.