Duck baby shower invitation. Oh, Baby! Gather friends and family to celebrate the new baby on the way as you shower the parents-to-be with lots of love. Our Rubber Duckies Yellow Neutral Baby Shower invitation will help set the tone for an adorable baby shower for boys and girls. This design features a mama yellow rubber ducky and her baby duckling floating atop bath bubbles. Such a sweet design is perfect for a rubber ducky or duck themed shower.