Personalized 5th Birthday Ice Hockey Sports Party Boys T-Shirt. Fun ice hockey themed 5th birthday T-Shirt - White with sports number 5 logo and I'm five quote. Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.