Personalized Boston Terrier Add Dog's Name Custom Long Sleeve T-Shirt This personalized gift makes a great birthday gift for a dog lover. 100% cotton (preshrunk). Ash is 99%/1% cotton/poly, Sport Grey is 90%/10% cotton/poly with double-needle neck and hem. For great comfort, it has taped neck and shoulders, rib knit cuffs. The design is printed with new age printing technology, direct-to-garment. It is printed with a water-soluble and eco-friendly ink. It is cured with a heat treatment process to ensure the color-fastness and lasting durability of the design.