apmrumgo rags unisex kid's romper - 'native' - short sleeve (elastic neckline onesie, no snaps - gray) - size 5/6y rags our one-piece rag is created with a soft, stretchy spandex/jersey knit fabric, ensuring a perfect fit on your little one with premium comfort. our patent-pending elastic neckline allows little arms to slide in and out easily while reinforcing the garment shape. no more snaps or buttons! this rag is available in sizes 3-6 months through 5-6 years, perfect for your infants, toddlers, and young kids. rags fit true to size and are fashion forward.