Personalized Dinosaur 3rd Birthday Women's Plus Size V-Neck. A dinosaur apatosaurus (or brontosaurus to the grandparents) stands tall over the 3 for the second birthday. Happy third birthday to the three year old! So comfortable you'll want one in every color! These versatile v-neck t-shirts are great to wear to the office or at a weekend BBQ with friends. Available in a wide range of colors to compliment any wardrobe, these shirts are softly shaped to complement a plus sized woman's curves.