●Approx. 13.8 x 10.2 inches (350 x 2 ●Edogama 6 tatami type ●Thickness: 0.2 inch (4 mm), Plate Width: Approx. 2.0 inches (50 mm) per sheet ●Material: Surface: Melamine; Base Layer: MDF (Medium Density Fiber Version); Back: Non-woven fabric ●Please do not expose it to direct sunlight for a long time