Personalized Christmas Pig T-Shirt Kids Gift Merry Pigmas T-Shirt. Gift it to your little ones or their friends, and let them enjoy the magic of the season in style! 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.