They say that "everything old is new again". In the case of flat vs. curved brim baseball caps, everything old is new, then old, then new, then old...then new and old... The truth is, the flat vs. curved brim baseball cap debate has been heated for over a century - that's right even the debate isn't new. Just enjoy your cap.
Col. 01, 07: 98% Cotton/2% Elastane, Undervisor:100% Cotton, woven Col. 03: 100% Cotton, knit