SPANX® For Men Size Chart Expect more from your undershirt! This true COTTON compression tank undershirt will forever change the way you look and feel in your clothes. Soft, comfortable and powerful, this is the classic undershirt...redefined! Firms chest, flattens stomach, improves posture, supports lower back. High-stretch cotton for ultimate shaping. No bulk under clothes. Ergonomic, tapered shape for powerful body control. High-quality, ring-spun cotton. Flat-lock side seams remain invisible under clothing. Get Your Manx™ On! Fit Tips:Length: (top of shoulder to hem edge) SM: 24", MD: 24 3/8", LG: 24 3/4", XL: 24 3/4", XXL: 25 1/4". Style: 611. 81% cotton, 19% spandex. Machine wash cold, tumble dry low. Imported. If you're not fully satisfied with your purchase, you are welcome to return any unworn and unwashed items with tags intact and original packaging included.