The body of the T - shirt used 5.6 - ounce fabric which has all three major elements, which is an important point for choosing T - shirts such as "do not care", "invisible" and "lasting". Even if you wear with a single piece it will be like. There are no seams on both sides, because it is made into a round cylinder specification, it is a comfortable wearing one. <Material & Washing Instructions> -Cotton 90%, Polyester 10%. -This product is machine washable. Please put the product in a mesh laundry bag before washing. <Color> Heather Gray <Other Colors> -White https://jp.pinkoi.com/product/E9siWUUy <Size & Fit> Model is 160cm and 49kg and wears a size M(women's) <Shipping Details> －After receiving your payment, we will ship the product within 5 days. －For customers in Hong Kong and Taiwan, shipment will take 6 to 8 days (holidays excluded). －For customers in Japan, shipment will take 2 to 3 days (holidays excluded).