Material: 100% cotton. This material is very soft, people with sensitive skin can also wear it. This material looks like silk material.SIZE: M-L. We measured the size in cm, please check your size clearly before ordering. Size M: shoulder 38cm, bust 98cm, sleeve 56cm/22cm, coat length 68cm, waist 62-94cm, hips 104cm, pants length 96cm. L: shoulder 41cm, bust 102cm, sleeve 60cm/23cm, coat length 70cm, waist 64-96cm, hips 106cm, pants length 98cm. we measured the size by hand, maybe about 1-3cm difference, hope you can understand.WEIGHT: 0.6kg..This Pajama is a suit: coat and trousers. You can wear it as a furniture suit or as an outdoor sportswear. The design of stripe pattern makes the style more young and classic. The neckline is threaded. A thin layer of cotton was added inside the coat. So you can wear it in autumn and in winter.We made this pajama into two different styles: long sleeves and short sleeves.