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