Myo ShirtFabric laundered, 4. 3 oz., 60 40 combed ringspun cotton polyester, 32 singles Set in CVC 1x1 baby rib collar Side seamed Tearaway label CVC (chief value cotton) has been combed and ringspun multiple times to remove impurities that would otherwise interrupt a flawlessly smooth surface. Cotton, with its natural plant fibers, has to be worked into a knit suitable for t shirt creation. The more refined the fiber, the softer the feel, hence this premium