This men's baseball cap innovates a mesh back design by spec'ing unique 3D mesh for style points and venting power. For classic good looks, the Legendary Motorcycles 39THIRTY Cap finishes with detailed embroidery on front and open Bar & Shield logo on back. Materials: 100% polyester front and 3D mesh back. • Design Details: Official 39THIRTY silhouette by New Era with visor sticker for authenticity. • Graphics: Embroidered graphics on front and back. Embroidered New Era flag logo on side. • Closure: Stretch fit.