Safety Mat, 15cm Thickness, Urethane, Mattress Cushion Set of 3 as shown in the photo. Available in quantities of 3 or more. (Multiple units in stock. Please notify us if you wish to purchase more than 3. The price will be adjusted. Resizing is also possible.) Size: 66cm x 100cm x 15cm thickness, total of 3 mats. The color in the photo is yellow, but we ship from our stock, so you cannot choose the color. Due to the manufacturing process, various colors such as pink, gray, and green are used, resulting in color variations. There are no issues with quality. Please refrain from purchasing if you are concerned. These are actually used as fall prevention mats at construction sites and gymnastics facilities. They are normally used with covers. We cannot guarantee safety when used alone or as a single mat. Additional charges apply for Okinawa, Hokkaido, and Kyushu.