FABRIC IS 100% POLYESTER PINHOLE WOVEN MESH WITH A STRUCTURED PROFILE, AND MID FEATURES. THERE'S A BLACK REFLECTIVE O HEAT TRANSFER ON THE SIDE PANEL, BLACK REFLECTIVE WELDING ON BILL, AND OGIO® SEAM TAPING. ALSO FEATURES A LOW-PROFILE HOOK AND LOOP CLOSURE WITH BLACK REFLECTIVE STACKED O HEAT TRANSFERS. WE DO NOT SELL BLANKS. MUST ADD CUSTOMIZING COST TO UNIT PRICE. COMPLIES WITH FLA, FSC, PROP 65.