The New Arc'teryx Bird Cap (Gwaii) Caps, unisex, Hats , Caps , General Caps, SM/MD, true, Your look doesn't look complete without the timeless style of this Arc'teryx baseball cap. A classic baseball cap. FlexFit construction promotes a great fit that accommodates a variety of noggin sizes. Rubberized bird logo at front. One size fits most. 63% polyester 34% cotton 3% elastane. Hand wash cold dry flat. Imported. Measurements: Circumference: 22 1 4 in Brim: 2 3 4 in Product measurements were taken using size LG/XL. Please note that measurements may vary by size.