Head sizes are very unique - just like you! It is important to measure your noggin' to help find your perfect Ponyback hat size! If you have any questions, please visit our help center for more information!


  • Use a flexible measuring tape
  • If you are in between sizes, or right on the edge of a size, and:
    • You have thick hair OR prefer a looser fit, choose the larger size.
    • You have thin hair OR prefer a tighter fit, choose the smaller size.

Please note:

  • This is a guide only. Personal preference, hair thickness, and head shape can also be factors in determining your size.
  • Due to the stretch fit design, hat sizes can vary by 0.8 cm product to product and can stretch to fit +2 cm in size.
Adventure Fit Circumference
Adventure Fit Mid Panel Depth
Adventure Fit Rear Depth