-The Trek is a repeating pattern of 3 rows of stitches. Familiarity with SC, back loop only, front loop only and HDC is all that is required.
-Yarn weight 5 & 6.5mm hook shown.
-Any weight can be used, any size hat can be made by simply making the brim to the necessary measurements for the size hat you are making.
-A Google or Pinterest search will give you a size chart for all sizes, newborn to adult.