Designed for your little one's comfort. This long sleeve romper is made from bamboo rich natural fabrics. Silky soft and breathable to keep your baby super comfortable and cozy all night long, while also looking adorable! Why Babies and Parents Love Our Rompers: Bamboo-rich fabrics, soft, breathable and hypoallergenic. Gentle on your little one's skin.  Two-way zipper for easy nappy changes.  Stretchy jersey knit fabric for the perfect fit.  Fold-over hands and feet. Dressing chart make it easy to layer up or down according to room temperature.