Features: Whether for daily home sleep, nighttime feedings, or carrying while going out, they can provide a comfortable and safe sleeping environment for babies. This baby sleep sack is specifically designed for babies aged 0-3 months, fitting the physical development characteristics and sleep needs of babies at this stage. If your baby starts to roll over or tries to break free from the swaddle, please stop using it. Specifications: Material: golden mink Color: pink Size: suitable for 0-3 month babies Package includes: 1 x Swaddle sleep sack Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays