Material: Polyester, olefin, cotton, rayon. 4-pc set of 12"x18" oval placemats. 3/8" thick. As this is a handmade woven product, the finished size may vary from 12"x17" to 12"x18". Color: Gray Heat-resistance of 400 ºF. Care Instruction: Spot Clean. Dual color corded design in current and trendy colors bring a modern look. Provide protection to the table. As the item is braided, the shape might not be a perfect oval or round, which is the nature of the product. This 3/8" thick woven fabric braided product line offers various uses. This is 4-pc set of 12"x18" oval placemats. (As this is a handmade woven product, the finished size may vary from 12"x17" to 12"x18".) It is made of polyester, olefin, cotton, rayon. They are heat-resistance of 400 ºF. Care Instruction: Spot Clean. The color gray is current and trendy. As the item is braided, the shape might not be a perfect oval or round, which is the nature of the product. Colors might appear different from the screen display.