Newborn Muslin Swaddle Sack – Solid-Color Sleep Sack to Prevent Startle Reflex

Give your newborn the gift of uninterrupted sleep with our Muslin Solid-Color Swaddle Sack, specially designed to prevent the startle reflex that so often jolts babies awake. Made from breathable, lightweight muslin, this swaddle sack keeps your baby cozy without the risk of overheating, making it comfortable for use in any season. The gentle, snug fit contains sudden arm and leg movements, helping your newborn feel secure and settled while allowing safe hip and leg positioning for healthy development. Its soft, solid-color design is simple, elegant, and gender-neutral, fitting seamlessly into any nursery aesthetic. Easy to use with a hassle-free wrap or zip design, it makes swaddling quick even during half-asleep nighttime changes. Soft against sensitive newborn skin and breathable enough for year-round comfort, this muslin swaddle sack helps your baby sleep longer, wake up calmer, and start each day well-rested — giving you both the restful nights you deserve.