Personalized 1st Oktoberfest Fall German Celebration T-Shirt. Oktoberfest T-Shirt - Navy Blue with German hat and fall leaves for baby's 1st Oktoberfest. 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.