Made from the softest organic bamboo, Anvi's Zipper Rompers are perfect for day or night wear for your little ones - encouraging activity during the day and designed for deep slumber at night. With thoughtful touches such as fold over mittens and soles as well as a two-way zipper with safety fold for quick and gentle changes, parents will love it just as much as the babies. Earth friendly and buttery soft with the perfect amount of stretch, bamboo is ultra-absorbent while also having natural moisture wicking abilities that help keep tiny tots feeling fresh all day and night.