Personalized Pi Math Day grunge Women's Plus Size V-Neck. Pi Math Symbol Women's Plus Size V-Neck - Black has fun grunge look. graphic licensed from and c. www.graphicsfactory.com 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.