Root for your favorite team when you wear the Nike Menâs Atlanta Braves Cooperstown Local Stack Short Sleeve Tri-Blend T-shirt. It is made of 50% polyester, 25% cotton, and 25% rayon. The short sleeves keep you cool, and its crew neck offers a casual style. The screen-print graphics of the Atlanta Braves give a distressed, vintage vibe. Nike Menâs Atlanta Braves Cooperstown Local Stack Short Sleeve Tri-Blend T-Shirt Rush Blue, Large - MLB Ss/Ls/Sl/Mck Tees at Academy Sports