You've got fishing down to a science and now you can prove it. The Periodic Chart on the back of this tee catalogs the elements that really matter in the world - lures and flies. Tow files and one lure accompany the small Columbia logon on the front left chest. Show your incredible fishing intelligence quotient - pocket protectors need not apply. Authentic fit. Fabric 100% carded cotton jersy, Omni-Shade UPF 15 sun protection.