For the stylish and enviornmentally sensible, Bamboo Furniture!! This item is available in Dark Chocolate (as shown) and Carmelized. Made of enviornmentally sustainable Bamboo, a product derived from a rapidly growing renewable resource. This item is made of 100% solid bamboo, no other wooden materials are mixed, is treated and kiln dried. Any off-gassing from adhesives are low emitting, well lower than Europe and US (including California) standards. Designed to be used without a box spring, this bed comes with a bamboo slat system for mattress support. A center rail for additional support is included. Limited assembly is required and a limited 1-Year manufacturer’s warranty is included. Uses a standard Queen size mattress.