Our beloved zippered rompers are crafted from our signature bamboo viscose, renowned for its breathability, stretchiness, and luxurious softness. Designed to prevent overheating, these pajamas offer a comfortable sleep experience for babies. Rest assured, all our one piece pajamas adhere to snug fitting standards and are free from any chemical treatments. Each zipper is meticulously crafted with high-quality materials and fully lined on the inside for utmost comfort. Enjoy hassle-free diaper changes!