NASA Worm Red Text Embroidered Iron On Patch placed on the front of our professional structured firm front panel adjustable baseball cap. 65% Polyester 35% Cotton. The Professional Look Structured. Firm Front Panel. 6-panel cap. Seamed Front Panel with Full Buckram. 6 Embroidered Eyelets. Pro Stitch on Crown. 8 Rows Stitching on Visor. Matching Fabric Undervisor. Matching Color Sweatband. Plastic Adjustable Snap.