Fashion Mens Newsboy Falt Cap Golf Gatsby Summer Spring Fall Breathable 57-60CM Medium Size best fits for 57-59CM 22.4"-23.2"; Large Size best fits for 59-60CM 23.2"-23.6". Ventilated & Lightweight - mesh lining is breathable to let air flow well in, so this flat cap will not overheat in summer. The comfortable sweatband also provides excellent moisture wicking. Packable - you can fold or pack this newsboy cap easily, great for cruise, golfing or hunting. If the fabric is wrinkled, you might need steam/ironing machine to reshape it, you can find the instruction from the product images. Stylish Brim - the 2" bill offers great sun protection without blocking any visions and is great for outdoor trip, golf or just daily fashion males cap. Easy to Wash - hand wash with cool water; or spot clean; or machine washing on gentle cycle, shape it immediately and then air dry; if wrinkled you can use steam/ironing machine to recover it.