●Approx. 96.6 x 68.9 inches (245 x 1 ●Ground: 3 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