Sweethearts Candy Personalized Valentines Sweatshirts. Children & Grandchildren make the world a little sweeter. Create a Personalized Sweatshirt for Mom, Grandma, Aunt, Sister or Great Grandmother that is sure to be a hit this Valentine's Day, Sweetest Day or Mother's Day. Our Personalized Valentine's Day Shirts are available on our premium white cotton/poly blend Sweatshirts, machine washable in adult sizes S-3XL. Personalize your Valentine sweatshirt with any title and up to 30 names.