Personalized Happy Valentines Day Girls Skull Toddler Long Sleeve T-Shirt. Happy Valentines Day Toddler Long Sleeve Tee - Charcoal has cute girls skull and crossbones with pink hearts and bow. 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.