EUC Aden + Anais Essentials Easy Swaddle Snugs Twinkling Stars Blue . Designed for newborns (0-3 months), our snug swaddle recreates the secure and cozy feeling of the womb while helping to prevent the startle reflex from waking baby, ensuring a sounder sleep. Plus, it eliminates the need for loose blankets in the crib for a safer sleep. The snug swaddle's two-way zipper allows for diaper changes without unswaddling baby, and it easily converts to an arms-free option should your little one prefer it. Size 0-3 months A157