Personalized I Love Unicorns Youth T-Shirt. Cute unicorn Youth T-Shirt - White with heart says I HEART UNICORNS (I LOVE UNICORNS). Life is magical. Gifts for unicorn lovers. Let the good times roll in a durable T-Shirt that takes kids from school to play in an amazing array of colors. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar.