1. cotton,Unisex,One size fits most.
2. Working hat use humanized design and choose soft. Comfortable,skin-friendly,breathable,cotton fabric.
3. The inside of hat frontier position is designed by sweat absorbent towel cloth.
4. Hat host is semi-open and bandage design which you can freely ajustable as head types.
5. Apply for all head types and hair types of men and woman in deferent industrie.