Hat Attack Cord Cap in Denim-Medium. Hat Attack Cord Cap in Denim-Medium. 100% cotton. Spot clean. Cloth strap back with buckle. Corduroy fabric. Brim measures approx 2.75 in length OS measures approx 24 in circumference. HATR-WA256. BAA134RE. Hat Attack became official in 1981 and has been making waves in the fashion world ever since. The high-design affordable accessories line features everything from hats to mittens scarves to clutches. A celebrity favorite, Hat Attack pieces are worn by Kristin Cavallari and featured in major fashion magazines.