MLB (Major League Baseball) Authentic Collection. On-Field uses the same materials as those worn by MLB players on the field, and the design is exactly the same. It uses high-performance materials with high breathability, sweat-wicking and quick-drying properties, and UV protection (UPF50+). ■59FIFTY The 59FIFTY is a representative style of New Era. It is an icon of sports and street culture, worn by athletes and influencers around the world. ・About Size It is a true-fitted specification with no size adjustment, and is available in sizes approximately every 1cm. ・About the front panel specification It maintains a beautiful shape due to a special processing with a core on the back side. ・About the visor The flat visor is characterized by its flat shape. You can bend it to your liking. ⭐︎Condition⭐︎ There are some light stains due to use, but no noticeable scratches. The Velcro on the back sticks, but feels a little weak. Please check the photos for the condition. We ask for your purchase if you understand that this is a used item.