Level 3 Nipples provide a faster flow, making them ideal for older babies. The BPA-free silicone nipples come in 5 different flow rates to meet baby's stage of development.

Twin pack. Vented bottle system allows baby to control the flow, so nipples will not collapse. 5 different flow rates available, one for every stage of baby's development: (1) Slow Flow, 0-3 months (2) Medium Flow, 3-6 months (3) Fast Flow, 6+ months (4) Y Cut Fast flow, ideal for thicker liquids, 6+ months (5) Variable Flow, 3 stages in 1. Designed to work with all Born Free bottles (Classic, Deco, and Glass) and toddler cups (7 oz. Training, 9 oz. Drinking, 14 oz. Straw). BPA-Free fast flow silicone nipples are ideal for infants 6 months plus. Twin pack. Vented bottle system allows baby to control the flow, so nipples will not collapse. 5 different flow rates available. Designed to work with all Born Free bottles and toddler cups. BPA-Free fast flow silicone nipples are ideal for infants 6 months plus.

Liquid Flow Speed Description: Fast Flow. Bottle Nipple Type: Vented. Material: Silicone,Glass. Size: Stage 3, 2 Pack. Brand: Born Free. Best Sellers Rank: #85,703 in Baby. Customer Reviews: 3.6 3.6 out of 5 stars 103 ratings 3.6 out of 5 stars. : B006ZBREJ8. Item Weight: ?3.52 ounces. Is portable: ?No. Bottle nipple type: ?Vented. Batteries required: ?No. Number Of Items: ?1. Material free: ?Bisphenol A Free. Material Type: ?Silicone,Glass. Target gender: ?Unisex. Is Discontinued By Manufacturer: ?No. Item model number: ?46250. Product Dimensions: ?3.94 x 1.97 x 3.94 inches.