NASCAR Danica Patrick #10 Womens Crew-Neck Short Sleeve Tee (Vintage Look) This is a high quality, officially licensed NASCAR product. Extremely high quality light weight fabric: 60% polyester, 30% cotton, 10% rayon; Machine washable. Driver's name and numbers 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.