• Cotton
• Imported
• Comfortable And Soft：Our baby sleep sack Made with 100% Premium Cotton,It's gentle on your baby's delicate skin. The breathable fabric ensures your little one stays comfortable and Softy all night long
• Safety And Easily To Wear:Convenient 2-Way Zipper makes midnight diaper change easily.The interior zipper guard and top zipper cover protect any scratches or discomfort from baby's delicate skins
• Long Sleeves with Mitten Cuffs：This Baby Sleep sack ensures free arm movement and warmth for your little one when napping in cool summer A/C room and sleeping at chilly spring,autumn and winter nights. It also with eversible mitten hand covers can be adjusted according to temperature, ensuring the baby's hands stay warm.
• Roomy Spaces：Stretchy roomy leg room allows your baby to sleep in the frog-legged position, move around freely, but cannot be kicked off, so baby stays warm all night and promoting healthy hip development. The open feet design allows for natural movement, making it ideal for active babies who love to crawl, walk, and play.
• Warm Tips - Size S is suitable for babies with a height of 23-26 inches, M for those 26-30 inches, L for those 30-34 inches, and XL for those 34-39 inches. Please measure your infant's height and weight, and refer to the size chart before choosing