Pigeon Silicone Peristaltic Nipples are medium-flow nipples designed with a slim neck and AVS (Air Ventilation System) technology. Each pack contains 2 BPA-free silicone nipples that promote natural sucking patterns in babies. Key features: • Medium flow rate (size M) • Slim neck design • AVS (Air Ventilation System) technology • BPA/BPS free silicone material • Encourages natural sucking patterns • Pack includes 2 nipples These peristaltic nipples feature a specialized design that helps reduce air intake during feeding, potentially decreasing colic and discomfort. The slim neck design is compatible with standard Pigeon bottles. The medium flow rate is suitable for babies who have established regular feeding patterns. The nipples are made from high-quality, durable silicone that can withstand repeated sterilization.