Ottoflip Superior Cotton Twill Flat to Flip Visor Snapback Solid Color Pro Style Cap (U.S. Patent 8516618) 100% Cotton Structured Firm Front Panel OttoFlip, the NEW Flat to Flip visor pro style cap, exclusively from Otto Cap. This innovative cap can be worn with the visor flipped or flat. Add heat transfer or screenprint directly on the undervisor for a unique look. 6-panel cap and Seamed Front Panel with Full Buckram 6 Embroidered Eyelets and 3 Rows of Stitiching on Visor and Gray Undervisor Pro Stitch on Crown and Matching Color Sweatband Plastic Snap Closure Patent #8516618