Puma Flexfit 110 Monoline Flat Brim Adjustable Cap Flexfit has taken its pioneering headwear capabilities to a new level with the recent debut of its Flexfit 110 (One Ten) adjustable hat. A leader in headwear trends, Flexfit’s latest creation combines the ease of an adjustable cap with Yupoong’s patented Flexfit technology. The 110 brings the ultimate one-size-fits-all cap to market, with an unmatched level of comfort and form. In addition, back closures are plastic snaps. Oversized PUMA Cat logo detailing Adjustable backstrap