Replace any worn or lost Dr. Brown’s™ Options+™ bottle parts with the Dr. Brown’s™ Options+™ Narrow Replacement Vent Kit. The Options+ Replacement Vent Kit includes the same pieces that come with Dr. Brown’s Options+ bottles and exclusively fits Options+ Narrow 8 oz/250 ml bottles. The Replacement Vent Kit is ideal for replacing any worn, damaged or lost Options+ vent system parts. The Options+ Replacement Vent Kit includes 2 replacement vent systems and 2 travel discs. Dishwasher (top rack) and sterilizer safe. BPA free.