Personalized Superhero 7th Birthday Women's Plus Size V-Neck. Happy 7th birthday! Celebrate your child's seventh b-day with a cool SUPER 7, superhero gift. Happy Birthday seven-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.