Available as a kit only, using Bully Woolies Cotton yarn.

Description from Bully Woolies Catalog:
TASSEL TOPS: These Knit Kits come with a full-color pattern, enough worsted weight cotton yarn to make one hat. The pattern is written for three sizes: child’s small, medium and large. Required, but not included, are a 16 “ circular needle and a set of double point needles in US size 7.Machine washable, machine dry, low. Choose from Grape Splash, Periwinkle Swirl, Lime Fizz or Blue Twist.