100% natural o-neck, short sleeve, fast moisture transfer. Soft and breathable, the fabric texture is comfortable. The waist band has a straight leg. This product contains 50 cotton and 50 modals. A geometric patterned short sleeve pajama set is a great choice for a comfortable sleep. Made of soft fabric, the pajama set gives your skin a silky feel. The waistband fits your body perfectly and it doesn't make you uncomfortable. Cotton is a natural fiber made of pure cellulose. Cellulose is an organic substance created by synthesis in nature. It has low elasticity. It's made from modal beech wood. It's a natural fabric made of beech wood cellulose. It has first-class softness. It transfers moisture quickly. Care instructions. Wash at 30C maximum. Do not tumble dry. Do not bleach;