Personalized 7th Birthday Ice Hockey Sports Party Boys Long Sleeve T-Shirt. Fun ice hockey themed 7th birthday Long Sleeve T-Shirt - Pink with sports number 7 logo and I'm seven quote. 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