80% less colic 0m+ Colic in infants may be caused by a number of influences. Some experts believe that the discomfort caused by ingesting air during feeding is a significant contributing factor and when bottle feeding, this can be stressful and upsetting for both parents and babies. The Advanced Comfort range from Tommee Tippee is specially designed to help prevent colic by reducing air bubbles in the milk and to encourage a good latch-on during feeding. As with all Tommee Tippee bottles and teats they are designed to also allow mothers to switch between bottle and breastfeeding with limited disruption or confusion for baby. Box Contains 2 x 150ml advanced comfort™ Feeding Bottles, 2 x advanced comfort Slow Flow Teats Features Enhanced tube and value system to provide high vending during feeding Easy-latch-on teat shape that promotes continuous feeding Soft, natural-feel silicone teat to make it easier to switch between breast and bottle Easy-hold bottle with slow-flow teat Bottle compatible only with Closer to Nature advanced comfort Teats (not Closer to Nature Easi-Vent Teats)