<h2>Product details of Dr. Brown-s 313-INTL Level 4 Silicone Nipple - 2 Pcs</h2>The image provided here is only for reference purpose. Actual product packaging and materials may contain more and different information than what is shown on our app or website. We recommend that you do not rely solely on the information presented here and that you always read labels, warnings, and directions before using or consuming a product.<ul><li>Level 4 is ideal for feeding more aggressive eaters</li><li>Exclusive for Dr. Brown's Natural Flow Standard baby bottles</li><li>Dishwasher safe top rack only</li><li>BPA free</li></ul><h2>Specifications of Dr. Brown-s 313-INTL Level 4 Silicone Nipple - 2 Pcs</h2><ul><li>BrandDr. Brown's</li><li>SKU104222999_NP-1025150836</li><li>Model313-INTL</li></ul>What’s in the box2*Dr. Brown's 313-INTL Level 4 Silicone Narrow Nipple