Personalized 15th Birthday Balloons Women's Plus Size V-Neck. 15th Birthday Women's Plus Size V-Neck - White has colorful balloon party design. 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.