It has been used, but I think it can still be used. It is 100% cotton and gentle on the skin. There are no pets or smokers in the household. Lightweight and breathable cotton jinbei set with frills and yellow polka dots. - Color: Yellow, pink, and blue polka dots - Size: 95 - Material: 100% Cotton - Design: With frills, top and bottom set - Features: Lightweight, breathable fabric Thank you for looking.