There are no noticeable stains, but it has been used several times. The Velcro on the back is not sticking well. Please purchase only if you understand this. This cap is made of polyester material and finished with a natural, cotton-like texture. It's a classic baseball cap with a rounded brim, simply designed with a one-point logo. The size can be adjusted with the Velcro on the back of the head. You can enjoy matching parent-child outfits with the adult model (NN41911), which has the same design. 【Fabric】100% Polyester 【Function】Rounded brim / Square logo embroidery / Velcro size adjustment mechanism 【Size】KF (Head circumference: 53-56cm) 【Remarks】Brim length: 7cm