100% recycled honeycomb polyester; Dope dyed polyester; Recycled lamination lining; Structured, recycled buckram, six-panel, mid-profile; Mid-visor (slightly curved) with Black undervisor, ReTraze recycled visor; Recycled DRY-TECH sweatband; Hook-and-loop closure; 2 1/2 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.;