Back waterproof PUL bamboo fleece, Certified Safe and CPSIA compliant, leadfree and phthalatesfree, as well as meets stringent flammability requirements. 세척 관리 패드를 신선하고 깨끗하게 유지하려면 필요에 따라 뒷면을 간단히 닦아주세요. You can also machine wash warm for deeper cleaning.