Double Helix GNXP Hat |

Double Helix GNXP Hat

The Perfect Hat for Fans of the Double Helix

Baseball hats aren't just for players. This one's got a low profile with an adjustable strap and curved visor. Great for everyone who's a fan of the building blocks of life.


  • 100% chino cotton twill
  • Unstructured, 6-panel, low-profile
  • 3 ⅛” crown
  • Adjustable strap with antique buckle
  • Head circumference: 20 ½” - 21 ⅝”



The hat's helix design is from the famous GNXP blog. Thank you, Razib! For more than 15 years, Razib Khan has written about genetics, history, and philosophy on his Gene Expression (GNXP) blog.