New Era MLB AC Pinch Hitter Cap - Men'sClutch up in the New Era MLB AC Pinch Hitter Cap. This cap is a structured, adjustable replica of the MLB on-field cap. Embroidered team logo is found on the front and a stitched New Era flag at the wearer's left side. The open back has an adjustable hook and loop strap that features your team's name. 70% acrylic/30% wool. Imported.