Personalized Irish Shamrock Chick T-Shirt. A cute yellow chick against an image of a shamrock is a unique gift design for women to show their Irish pride on St. Patrick's Day. Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.