Personalized Metal Christmas Toddler Long Sleeve T-Shirt. Metal Christmas and Heavy New Year! Santa Claus has a tattoo and throws up the rock on hand sign. Merry Christmas, and long live rock! A classic for Fall, Winter and Spring, these long sleeve toddler t-shirts are sure to be a staple in your child's wardrobe. Whether layered or alone, this t-shirt is soft yet durable enough to stand up to your toddler's playtime demands.