Personalized Poppy Grandkids Handprints Youth T-Shirt. Poppy Grandkid Youth T-Shirt - White with colorful handprints and I Love My Poppy slogan makes a perfect gift from grandpa to his new grandbaby. Also fun for Poppy on Father's Day. 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.