Set of 3 O-neck Short sleeves with a neck stripe Patterned Comfy waistband Soft and breathable fabric texture With its soft fabric, for those who want to be comfortable at home and look stylish, the pajama set contains 100 cotton. Cotton is a natural fiber Made of pure cellulose. Cellulose is an organic synthesis created in nature. It absorbs moisture well and keeps the heat cool by moving it out of the body. Care Instructions Wash at 30°C maximum. Do not tumble dry. Do not bleach.