ENFANT Feeding Bottle Wide Neck 9 oz / 270 ml ENFANT Truly Care Feeding Bottles: These ENFANT bottles are made of safe, durable, and non-toxic material. The teat is made of 100% liquid silicone and is designed in such a way that it will never collapse, making them non-colic. Sterilizing Instruction: Before use, wash with warm water and rinse thoroughly. Sterilize in baby bottle sterilizing solution according to the manufacturer's instruction ore by boiling for at least 5 minutes or by steam sterilizing. Always wash immediately after use. Warning: Inspect teat before and after each use and throw away if worn, damaged, or punctured. Feeding teat should NOT be used as a pacifier. Always keep in a dry, covered container when not in use. INFANTS MUST NOT BE BOTTLE-FED WITHOUT ADULT SUPERVISION.