Nike Checkered Challenger Crew Summer 2019 Men's Tennis Apparel Signal Blue : Featuring a '90s inspired allover pattern, the Nike Checkered Challenger Crew for summer 2019 is a flashback that we're happy to experience. This shirt features underarm gussets to support a full range of motion during wear. A circular-knit fabric with checkerboard design and Dri-FIT technology to keep you looking and feeling cool on the court. Features a slim fit and tailored cut. Nike logo featured at left chest. Curved back hem for enhanced coverage.