1、【Breathable Material】The soft breathable cotton fabric ensures that your baby\u0027s delicate skin stays comfortable and dry throughout the night. 2、【360°Fully Wrapped design】The 360°Fully Wrapped design provides a cocoon-like environment that mimics the feeling of being in the womb, helping your baby feel safe and secure. 3、【 Class A Standards】The class A standards ensure that the wearable blanket is made with the highest quality materials, making it durable and long-lasting. 4、【Temperature-locking Feature】The temperature-locking feature of the baby sleep sack ensures that your baby stays warm and comfortable all night long, without the need for additional blankets or layers. 5、【Scientific Optimization Design】Our Scientific Optimization Design takes into account the unique needs of babies, ensuring that the sleeping bag is designed for maximum comfort and safety. 6、【Two-side Nylon Zipper】The two-side nylon zipper makes it easy to change diapers without having to fully remove the toddler sleeping bag, making nighttime changes quick and easy. 7、【Neckline Zipper conservation】The neckline zipper conservation feature ensures that your baby\u0027s delicate chin is protected from any discomfort or irritation. Features: 【Breathable Material】The soft breathable cotton fabric ensures that your baby's delicate skin stays comfortable and dry throughout the night. 【360°Fully Wrapped design】The 360°Fully Wrapped design provides a cocoon-like environment that mimics the feeling of being in the womb, helping your baby feel safe and secure. 【 Class A Standards】The class A standards ensure that the wearable blanket is made with the highest quality materials, making it durable and long-lasting. 【Temperature-locking Feature】The temperature-locking feature of the baby sleep sack ensures that your baby stays warm and comfortable all night long, without the need for additional blankets or layers. 【Scientific Optimization Design】Our Scientific Optimization Design takes into account the unique needs of babies, ensuring that the sleeping bag is designed for maximum comfort and safety. 【Two-side Nylon Zipper】The two-side nylon zipper makes it easy to change diapers without having to fully remove the toddler sleeping bag, making nighttime changes quick and easy. 【Neckline Zipper conservation】The neckline zipper conservation feature ensures that your baby's delicate chin is protected from any discomfort or irritation. Specifications: Brand: Insular Article No.: SU3006 Colors & Style: Green Floral/ Stars/ Navy/ Wave/ Owl/ Love/ Sky Blue/ Coral/ Mint/ Lilac(optional) Material: Cotton Suitable Age: 0-3 Years Suitable Season: Four Seasons Size: L Weight: 120g Packing List: 1 * Sleeping Bag 1 * Sleeping Bag