Another option: All of these materials, including the Pattern, come in our Hat + Hand Warmers for Beginners Kit.
5 stitches = 1 inch in garter stitch
Finished Circumference: 17 inches, comfortably stretching to about 24 inches
Finished Height: 10 1/2 inches, uncuffed
Finished Circumference: 5 3/4 (6 3/4) inches
Finished Length: 8 (9) inches