Structured six panel, 100% heavy twill acrylic cap with white trim in the pre-curved sandwich peak, embroidered eyelets, and an adjustable velcro short touch strap which fits most of people. For 3D Embroidery, logo must be simple and large, please check with us before place order. One size fits most people. Embroidery: 80mmW x 55mmH (front), 60mmW x 40mmH (side), 50mmW x 20mmH (back), Digital Transfer: 80mmW x 55mmH (front), 60mmW x 40mmH (side), 50mmW x 20mmH (back)