Personalized Monkey 1st Birthday 1 Year Old Girl Women's Plus Size V-Neck. Cute Monkey Women's Plus Size V-Neck - Black for a 1st birthday has I'm One slogan. Cute gift idea for a one year old girl. 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.