New Era Notre Dame Fighting Irish Navy Blue Neo 39THIRTY Stretch Fit Hat cotton 39Thirty stretch fit 100% Cotton front with Spacer Mesh mids and rear of cap. Primary Team logo in raised embroidery on the front of the cap Secondary Team logo in flat embroidery on back of cap Team Name in raised embroidery on the bill and contrast stitching on the cap. Sm/Med fits sizes 7 thru 7 3/8 - Med/Lg fits sizes 7 1/4 thru 7 5/8