These sizes are for guidance only, but if in doubt, we'd suggest going for the larger size as these hats come with adjustable chin* and head toggles to create a good fit and it'll last you longer, win:win!

Extra Small

43cm head circumference

Babies up to eight months



52cm head circumference

Eight month old babies to two years


54cm head circumference

Two years to a bit bigger


56cm head circumference

Little kids

Extra Large

58cm head circumference

Bigger kids (we'd suggest up to 8 years but please do check and measure as all children are different.)

*All except the Tropicana hat which has no chin strap but we love it for its huge brim and beautiful, beautiful flowers