These adorable Mebie Baby pajamas are perfect for your little one's everyday wear, whether it's naptime or bedtime. Ideal for parents seeking comfort and style for their babies. The fabric is 95% bamboo and 5% spandex. Measurements vary by size: for width, NB is 8.5 inches, 0 - 3m is 9 inches, 3 - 6m is 9.75 inches, 6 - 12m is 10 inches, 12 - 18m is 10.25 inches. For length with feet covered, NB is 15 inches, 0 - 3m is 17.25 inches, 3 - 6m is 18 inches, 6 - 12m is 20.5 inches, 12 - 18m is 22.25 inches. Length without cuffs: NB is 18.5 inches, 0 - 3m is 21.25 inches, 3 - 6m is 22 inches, 6 - 12m is 24.5 inches, 12 - 18m is 26.5 inches. Hand and foot cuffs are available for sizes 0 - 3m up to 18m. Wash in cold water and tumble dry on low. They fit true to size.