100% recycled polyester twill; Unstructured; Sewn eyelets; Self-fabric sweatband; Product traceability via QR code; 5 bottles were recycled for this hat.This product meets the following Sustainable Style subcategories:Sustainable Materials: Contains 100% recycled polyesterSustainable Manufacturing: This product is GRS certified.Socially Conscious Manufacturing: This product is made in a facility that is audited by BSCI/SMETA.