Structured, six-panel, mid-profile Heather Grey is 10/55/35 wool/acrylic/polyester 65/35 cotton/polyester. Mesh back. Snapback closure Slightly curved visor, visor board transitioning to recycled content Structured, six-panel, mid-profile. Heather Grey is 10/55/35 wool/acrylic/polyester. 65/35 cotton/polyester. Mesh back. Snapback closure. Slightly curved visor, visor board transitioning to recycled content.