This is a summer nagajuban (long undergarment) made of ro fabric. It's breathable and lightweight, with a soft texture that feels good against the skin, making it perfect for summer. Made of easy-to-care-for polyester, this juban can be washed at home, providing peace of mind. It comes with a han-eri (collar), so you can wear it right away. [Sizes]: M (Length approx. 130cm, Sleeve length 49cm, Cuff to cuff 63.5cm) L (Length approx. 133cm, Sleeve length 49cm, Cuff to cuff 65.5cm) Includes a koshi-himo (waist string). Will be shipped folded.