Personalized 2nd Birthday Kiss Me I'm Two T-Shirt. Kiss me I'm two T-Shirt - White Irish rainbow with shamrock 2nd birthday outfit for March boys and girls. 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.