Personalized 1st Valentines Day Boys Heart Truck Toddler T-Shirt. My 1st Valentines Day Toddler T-Shirt - Red for a baby boy has colorful dump truck filled with hearts for a holiday party. A toddler-soft cotton tee in look-at-me, big kid colors. 4.5 oz., 100% combed ringspun cotton. White is sewn with 100% cotton thread. Topstitched rib crew neck. Double-needle stitched sleeves and bottom hem. Shoulder-to-shoulder taping.