Step up to the plate and enjoy the game! Get ready for a grand slam ride with the New Era Astros 59Fifty Felt Fitted Cap. A home run choice for every Astros fan, this fitted cap is all you need to get into the groove of the heart-pounding moments, rip-roaring cheers, and winning streaks. Cheer loud and celebrate big with the New Era Astros 59Fifty Felt Fitted Cap. Crown/Visor/Button: 100% polyester; Undervisor: 100% cotton.