Unique Otto cap with square flat visor and Otto trucker hats by KJSelections a leader in custom made Otto cap snap back hats for men. Otto caps are certainly the top style and trendiest hats for men this year. Every Otto Cap we make is matched, shaped and sewn to give you the smoothest, most comfortable and stable surface for embroidery and screen printing. The durability of our Otto caps will ensure that you will enjoy your Otto cap for years to come.