Personalized Babys 1st St Patricks Day Irish Shamrock Toddler Long Sleeve T-Shirt. lots of shamrocks with buffalo plaid Irish hat and babys 1st St Patricks Day message 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.