NCAA Duke Blue Devils Womens V-Neck T-Shirt (Vintage Look) This is a high quality, officially licensed NCAA Duke Blue Devils product. Extremely high quality light weight fabric: 50% polyester, 38% cotton, 12% rayon; Machine washable. Team logo printed at front for a sporty look. We completely guarantee the quality of all of your products - if you are not happy you can return your item for a full refund.