Rock America Chaser LA t-shirts are highest quality, fully licensed band women’s shirts. Most Rock America Chaser LA rock shirts are a blend of polyester, cotton and rayon and the vintage washing and dying treatment of this shirt produces an inidividual unique look. For our Chaser LA rock shirts, we offer the latest designs and rock logos as well as the classic designs that have stood the test of time. Beastie Boys Front 2 Back Boxy Tee women’s rock shirt. Official short sleeve Beastie Boys boxy fit t-shirt.