Our Convertible Zip Up will have your little one sleeping in comfort and style. They are made with a 2- way zipper to make diaper changes effortless and converts from a romper to a footie to keep your little one's feet warm when needed. You will love the soft and stretchy fabric that is designed to last much longer than the average footie. * 95% Viscose from Bamboo, 5% spandex, 220 GSM * Gentle on sensitive or eczema prone skin. Naturally hypoallergenic and breathable that ensures that your little one stays cool in the summer and warm in the winter. * Our Convertible Zip Up is free of tags and from anything that may irritate your little ones skin! * Double zipper for effortless diaper changes! * Fold over hand cuffs on sizes newborn, 0-3m, 3-6m, 6-12m * Fold over feet cuffs to convert from romper to footie anytime you desire. Sizes 3-6m, 6-12m, 12-18m and 18-24m will feature grips on the footie for your little one as they start standing and walking to prevent slips. *Snug fit is in accordance with all CPSC safety regulations (Our fabric is never treated with flame-retardants or chemicals)