Turn your Dr. Brown’s® Wide-Neck Options™ Bottle into a sippy bottle for easy bottle-to-cup transitions! Take the bottle baby is familiar with and turn it into a sippy cup, with the Dr. Brown’s Options Bottle Sippy Spout. Just remove the Dr. Brown’s Options vent and replace the current bottle nipple with the Bottle Sippy Spout for gradual learning. The simple-to-sip spout features 100% soft silicone and assembles in seconds. Easy clean, dishwasher (top rack) and sterilizer safe. Fits Wide-Neck 5oz/150ml & 9oz/270ml Dr. Brown’s Options™ bottles. BPA free. 6m+.