You will need 100-140 yards of a four weight yarn, and a size G hook to create this cute hat design pattern that comes in various sizes!

Sizes
0-6 months- 12 inches in circumference, 6 inches in height.
6-12 months- 14 inches in circumference, 6.5 inches in height
Toddler- 16 inches in circumference, 7 inches in height
Child - 18 inches in circumference, 7.5 inches in height
Small adult- 20 inches in circumference , 8 inches in height
Medium adult- 22 inches in circumference by 8.5 inches in height
Large adult- 24 inches in circumference by 9 inches in height