Lew's large logo on back, small logo on front. Team Lew's logo running down the sleeves. 100% polyester. 40 UPF on White; 30 UPF on other colors. Wicks moisture and keeps the body dry. Comfortable fit; Anti-microbial treatment prevents odors from perspiration. Sideseamed; double-needle stitching on sleeve and bottom hem for strength. Self-fabric collar and tagless neck labeling. Neck seam has double-needle front stitch and overlocking back stitch for strength.