Made in USA, 100% Cotton preshrunk ring spun jersey knit for cool comfort. Russet is 50% cotton and 50% polyester; sport grey is 90% cotton and 10% polyester. Dye-sublimation printing, personalized cotton t-shirt for men. Double-needle stitched neckline, bottom hem and sleeves featured keep good shape. Round neck and taped shoulder designs are both for comfort and style.【Applicable situation】Daily, home, travel, fitness, etc.【Applicable population】For men.【Sizes】S, M, L, XL, 2XL, 3XL. Please calculate your size from the measurement chart below.【Washing notice】Cold(max 30℃ or 86℉); Non-chlorine; Iron on low heat; In the shade.