The Vinia Hat by Rachel Brockman is available in four sizes:
Toddler (Child, Adult S/M, Adult M/L)
All sizes call for 1 ball of each of two colors (2 balls total) of Donnina, a soft, easy care yarn that you are going to love working with!
It's knit in the round using sizes US 3 and 4 needles.
This pattern is available as a PDF download.