Barmah Hats Squashy Bison Leather Hat. FREE Hat Sizing Kit - FREE Travel Bag - Premium American Bison Leather - Handcrafted in Minnesota, USA - Vintage Oiled / Waxed Finish - Designed to Look Old When New - Foldable into Supplied Travel Bag - Water Resistant - UV 50+ Protection. Brim: Side 2 5/8" - Front 2 7/8" - Back 3 1/8" - Crown: Height 4".