Personalized I Love You Most Ardently Austen Long Sleeve T-Shirt. The Jane Austen fan will flip for this lovely I Love You Most Ardently design on a Long Sleeve T-Shirt - Black gift for the reader. Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL