Elfie Zip-Up Bamboo Pajamas | By Sweet P Baby Co. Made of 95% bamboo cotton and 5% spandex are buttery soft, breathable & oh so cozy. * Fold over hands and feet and added length, allowing your baby 3x as long * Two way zipper for easy diaper changes * Soft breathable material * These are designed to fit your children for a long time due to the nature of the fabric and run slightly big. We suggest sizing down if in between sizes. *care instructions - wash with like colors on cold, tumble dry on low or hang dry for added longevity, zip before washing, do NOT bleach