Material: 5.4 oz, 32 singles 52% airlume combed and ringspun cotton, 48% polyester Athletic Heather: 90% airlume combed and ringspun cotton 10% polyester Feature: 1x1 rib High neck Fitted Sustainably produced Officially Licensed MEASUREMENTS: LENGTH: S - 19" M - 19.625" L - 20.375" XL - 21.125" WIDTH: S - 14" M - 14 3/4" L - 15 3/4" XL - 16 3/4"