Norsk Solid Color Foam Mats now come in a convenient six-pack. Each pack Includes six solid colored mats and 12 straight edge borders to provide a finished, uniformed look. Made from the highest quality recycled materials, this design is an environmentally sustainable interlocking flooring solution. Our foam tiles are extremely durable and can be installed similar to other puzzle mats or foam floor tiles with a variety of applications. Norsk floor mats are flexible enough to be used in a variety of multi-purpose applications such as pre-schools and day care centers to basements and workshops. Color: Diamond Black.