The New Outdoor Research Turnpoint Driver Cap (Charcoal) Caps, unisex, Hats , Caps , General Caps, SM/MD (6 7/8-7 1/8), true, Outdoor Research goes zero to sixty with this stylish Cap. Breathable driving cap in a wool blend. Moisture-wicking fabrication. Stiff brim. 50% wool 50% polyester body; 100% polyester twill crown lining and underbrim. Spot clean. Imported. Measurements: Circumference: 29 in Brim: 2 1 4 in Product measurements were taken using size LG/XL (7 3/8-7 5/8). Please note that measurements may vary by size.