Materials: I used Katia Fair Cotton Diverso 100% organic cotton 200g/7oz 620m/678yd 2 balls colour 403 Hook 6mm Sizes: S-M-L-XL (Gauge: after 6 rounds one side of your hexagon should measure about 16 cm) You can easily adjust width, length and height of the cardi but do note that when adding more rows 2 balls might not be enough.