Fatty Batty is made using a 5.5mm crochet hook and size 6 bulky weight yarn such as Chenille Home Slim or Sweet Snuggles light. The pattern can easily be worked while double stranding a bulky weight yarn with acrylic as shown in the photo. You will need 1 skein of your desired bat color yarn, 5.5mm hook, polyfil and safety eyes of your preferred size to complete this pattern. This pattern is worked in the round with minimal sewing of the wings and ears.