Supplement your baby's nursing routine with these Dr. Brown's Natural Flow Options+ baby bottles. The soft silicone nipples support easy latching, and the versatile design works with most breast pumps for one-step storage. An anti-colic vent system helps minimize tummy troubles, including burping, spit-up and gas, for added comfort during and after feedings. These Dr. Brown's Natural Flow Options+ baby bottles feature a consistent-flow nipple design to mimic the sensation of nursing, so you can switch back and forth as needed | Dr Brown's Dr. Brown's Natural Flow Options+ Anti-Colic Baby Bottle - Clear Size 120ml/2 pack