Anti-Colic Design The nipple valve reduces air intake to help prevent gas, reflux, and colic, promoting a smooth milk flow for happier tummies. Natural Comfort The breast-like nipple closely mimics the natural shape, fit, feel, and movement of a mother's nipple during breastfeeding, promoting a natural latch and easing transitions between breast and bottle. Medical-Grade Silicone A hypoallergenic, ultra-soft nipple material with a specially designed texture that aids proper oral placement and helps reduce accidental unlatching. Consistent Comfort Designed to match our round pacifier nipples to help avoid nipple confusion. Durable Glass Crafted from highly resilient lab-grade borosilicate glass with excellent temperature, thermal shock, scratch, stain, and odor resistance. High-Quality All components are BPA-free and made from 100% food-grade materials. Complies with the European Standard EN14350. Handy Elements Includes a spill-preventing milk lock, collapsible funnel for formula powder, and measurements in standard feeding increments. Easy to Clean Bottle body is top-rack dishwasher and microwave safe. Tailor to You Mix and match with interchangeable bottle components and colors across the full collection. Award-Winning Praised by product experts for its combination of innovation, functionality, and design