Set of 3 Striped Button down collar Short sleeve Comfortable waistband Soft and breathable fabric texture With its soft fabric, for those who want to be comfortable and look stylish at home, this pajama set contains 100 cotton. Cotton is a natural fiber Made of pure cellulose. Cellulose is an organic substance created by synthesis in nature. It has little flexibility. It absorbs moisture well and keeps the heat cool by moving it out of the body. Care Instructions Wash at a maximum of 30°C. Do not tumble dry. Do not use bleach.