The Carters baby girl Knit 12 Month Sleeper in blue features a striped pattern, long sleeves, and a zip closure for easy dressing. Made of a comfortable blend of polyester and cotton, this lightweight one-piece is perfect for all seasons, including summer, fall, and spring. With a cute heart-themed design and accents of a zipper, this sleeper from a trusted brand like Carters is a stylish and practical choice for a baby girl's wardrobe. Smoke free home.