Сowl worked in the round.
One size, but you can increase the length and height according to your desire.
Materials:

• Yarn: Cool Wool Merino Print Superfein by Lana Grossa, Sport/5 ply; 100% Merino; 175 yards/50 grams. 60 grams/210 yards total .

• Hook: US D (3.0-3.25mm)

Finished Size: approx 5” height, 19” around

Basic stitches used: Chain, Slip Stitch, Single Crochet, Double Crochet, Front Post DC.
There are chart and written instructions.