A4 Youth 4.0 Ounce Poly Performance Long Sleeve T-Shirt. As in A4N3142, with long sleeves. 100% Micro Poly Interlock, 4.0 ounce per square yard. Moisture wicking. Odor resistant. Stain release. Ultra tight knit for better printability. Reinforced shoulder seams and double needle cover-stitch hem. Tag free neck. Sublimation and screen print ready. 44+ UPF for UV sun protection.