Zissou Hat from Houdini is a warm and comfortable unisex hat that does not itch and both warms and ventilates without you becoming too hot. The hat can be folded up so you get extra warmth over the ears. Made from biodegradable fibers, making the hat recyclable.Material: 100% wool Houdini Zissou Hat Big Bang Blue | Buy Houdini Zissou Hat Big Bang Blue here | Outnorth