Sizes are achieved using different needle size. Pattern includes instructions for two sizes and two styles, a slouch and a fold up brim.

Size 1 (slouch) is shown with color 9332, Sapphire and has a gauge of 19 stitches over 4 inches in pattern.

Size 2 (fold up brim) is shown with color 4006, Galaxy and has a gauge of 20 stitches over 4 inches in pattern.