Wolverine is part of my ebook, Nerd Alert: Hero Hats.

All hats have instructions for sizes newborn - adult.

Whether your super hero mentor is the badass Wolverine or the wise Yoda, this collection of four hats will help you channel your inner powers. Each hat has instructions from size newborn to adult, and is the perfect accompaniment to a great Halloween costume, a prize-winning cosplay, or any winter climate. Make the most awesome baby shower, Christmas, or birthday gift for your nerdy loved one – or make them all for yourself.