Personalized Big Sis Alligator Girls Sister Announcement Women's Plus Size V-Neck. Give the new Sister in your family a cute alligator Women's Plus Size V-Neck - Black sibling gift with Big Sis slogan. 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.