Our bamboo pajamas start with our signature buttery soft bamboo/spandex blend that has the perfect amount of stretch for the most comfort. Features: our two-way zipper design makes late night changes a breeze. Fold-over sleeves keep baby from scratching, convertible footie for crawlers and walkers, and printed neck label and neckline zipper protection for comfort. Fabric: 96% viscose from bamboo / 4% spandex Sizing: 0-3M, 3-6M, 6-12M, 12-18M, 18-24M Fit: stretchy / snug Wash: machine wash cold / tumble dry low