After its garter stitch, folded brim this beanie is made using just knit and purl stitches in a modified rib, giving it quite a bit of stretch. The knitting is worked flat, then seamed with mattress stitch.

Four sizes
To fit head circumference: 38-44 (44-50, 50-56, 54-59) cm / 15-17.5 (17.5-20, 20-22, 22-24)“
Approx. Baby/small child, older child, small/medium adult, large adult

Yarn
50 (60, 75, 90)g
138 (65, 207, 248)m
151 (181, 226, 271)yds

I used Paintbox Yarns Simply DK which is an easy care, acrylic yarn that has 276m (302 yards) per 100g. Other DK yarns should work just as well, but please check the yardage and tension carefully.

You will also need 3.25mm and 4mm needles.