The Dr. Brown's Natural Flow Wide Neck Glass Baby Bottles come in a pack of 3, each with a capacity of 270ml/9oz. These bottles feature a wide-neck design for easy cleaning and a soft silicone nipple for slow flow feeding. Made of clear glass and originating from the United States, these baby bottles from Dr. Brown's are a trusted choice for parents looking for a reliable and high-quality feeding solution for their little ones.