This workbook features 100 blank templates for hats knit on 40 and 48 needle circular knitting machines. The book includes 15 templates for baby/newborn (60 row) sized hats, 15 templates for toddler sized (70 row) hats, 15 templates for children's (90 row) hats, and 55 templates for adult (110 row) hats. This is a sketchbook, not a guide for how to use knitting machines. If you're new to knitting machines and would like to learn how to use them, please visit youtube.com/dianalevineknits for full tutorials.©2021, Diana Levine. All rights reserved. You may not sell, copy or distribute this template in any format or sell or distribute patterns using these templates.