Green Design Systems creates green building products that are actually green, and actually work. Our core products are patented straw panels that we call Straw Core and Straw Wall. These unique products are infill wall systems that incorporate the benefits of Straw building into a simple economical system accessible to contemporary architects and contractors. Made primarily from waste straw with no toxic off-gassing materials, our products are truly green compared to the competition. http://www.greendesignsystems.com