The Zen Tobacco Box Rolling Tray is very convenient and is the perfect size for use on a table or your lap. This rolling tray will float on water and has a sealed lid to secure freshness. It measures 12 x 6 in. and has compartments on the inside for storage. You get to keep your supplies and cigarettes safe inside while you roll your cigarettes on the top tray. This box is made of a very durable plastic and will give you many years of use.