This star stitch slouchy beanie has 3 sizes- teen, average adult, and large adult size. It is written in American crochet terms.

Along with written instructions, there are photos and videos included.

This hat uses worsted weight (size 4) yarn, but a size 3 or 5 yarn could be used with some sizing adjustments.

Skill level: Intermediate

You will need to know the following techniques:
Chain
Slip Stitch
Single Crochet
Half Double Crochet
Half Double Crochet In the 3rd Loop
Decreasing
Sewing