White Planets Sleepea Organic Cotton Wearable Blanket - Newborn & Infant. Designed to help Baby sleep soundly and comfortably, this organic cotton wearable blanket features a snug inner arm wrap, a convenient two-way zip closure and breathable mesh panels to prevent overheating. Note: Sleepea is not designed for use with the SNOO Smart Sleeper bassinet, and will not prevent rolling. Only the SNOO Sack is compatible with the Smart Sleeper.100% organic cottonMachine wash; tumble dryImported