Our unisex, crew neck, short sleeve youth tee is illustrated with the official State of California dinosaur, animal, amphibian, bird, insect, reptile, fish, marine mammal, gemstone, mineral, rock, flower, tree, and more. Made of comfy and durable 100% cotton. Size xsmall is equivalent to 4/5, small is 6/7, medium is 8, large is 10/12, and xlarge is 14/16. Machine washable. Available exclusively at Capitol Books and Gifts.