Armycrew Two Tone High Visibility Flat Bill Flexible Fitted Cap. 97% Acrylic , 3% Spandex. Two tone high visibility neon colored fitted baseball cap. Fitted with an inner elastic sweatband. 6 panels, high profile, structured crown, two tone snapback hat. Stiff and flat bill, matching color under bill. One size fits most with a fitted end, stretchable up to XL.