Personalized Every Day Earth Day Youth T-Shirt. Earth Day Youth T-Shirt - Black to support our planet with cute cartoon earth in the clouds says Every Day Is Earth Day. For conservationists, green and earth 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.