aden + anais Baby-Boys Newborn Muslin Pants 95% Cotton/5% Spandex Imported Machine Wash Our tunic muslin pant set is an easy, simple set made for every day Softpre-washed for baby's comfort, and built to last - our items get softer with every wash Stretch5 percent spandex gives each item just the right amount of one-way stretch Breathablekeeps baby comfortable without overheating Easy change elastic waist pulls on and off - no snaps, buttons or zips