Personalized Duncan Tartan Lion Toddler Long Sleeve T-Shirt. Scottish lion rampant with the Duncan clan tartan and a banner with the family name. 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.