Whether you're trekking, running, or kicking back you can count on the comfort and bed-head hiding powers of the Phase AR beanie from Arc'teryx. ; A classic knit beanie in a lightweight, low-profile design. ; Moisture-managing fabric keeps you feeling cooler and drier. ; Ideal for all-weather running and other aerobic activities. ; Provides UPF 50+ sun protection. ; Tag logo at front hem. ; Phasic technology by Teijin is a double-knit textile that wicks away moisture keeping you cool and dry. ; 87% polyester, 13% polypropylene. ; Machine wash cold, dry flat. ; Imported. Measurements: ; Circumference: 20 in ; Product measurements were taken using size SM/MD. Please note that measurements may vary by size.