Personalized My First Winter T-Shirt. Baby's first winter apparel and gifts has an adorable fox design. Click on the tabs to choose the product, size, and color that you wish this design to be printed on. Everyone loves our Custom T-Shirts! 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.