Personalized 4th Birthday Owl 4 Year Old Youth T-Shirt. 4th birthday adorable Youth T-Shirt - Red gift has pink owl bird with this girl is four quote, a fun idea for a daughter or granddaughter to wear at her party celebration. 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.