SLOW FLOW / 1 HOLES = 0-3 BULAN MEDIUM FLOW / 2 HOLES = 3-6 BULAN FAST FLOW / 3 HOLES = 6-9 BULAN Y CUT FLOW = 9-1 TAHUN PREMIEE FLOW = PREMATUR . Product Description Nanobébé’s bottle nipples feature an advanced 360° venting system that helps reduce colic by reducing pressure inside the bottle during feeding. These specially designed silicone nipples are as soft as skin, breast-like in shape, and easy to latch onto, facilitating easy transitions between breast and bottle. They are available at four different flow rates to suit every age. . • Advanced double-vent system to reduce colic • Four different flow rates for every age • Extra soft – as soft as skin • Breast-like, easy latch-on nipple • Medical-grade silicone nipple protects from latex allergens • Designed for nanobébé feeding bottles • BPA free What’s in the box: 2 x silicone nipples