POM London Handmade Crochet Baggy Beanie Hat (Blue, White, Navy) Pom's Handmade Unisex Baggy Beanie: Blue, White, Navy Colour : Blue, White, Navy Size : One size fits all, stretchable, 12" long Approx. (will fit 22"/56cm head up to 24"/61cm head) Yarn : 100% Acrylic. *How to measure your size. Using a tape measure, measure the widest part of your head, just above your ears and eyebrows.