Replacement Sealing Rings for Nenesupply Wide-Neck Breastmilk Collection Bottle Caps / Storage Bottle Caps and Nenesupply Breastpump Conversion / Breastpump Converter. Please see photos for applications of this product.
Contain 8 pc sealing rings made of silicone. Does not contain any BPA. Can be sanitized with boiling water or water steam.
Use with Nenesuply wide-neck collection bottles cap. Does NOT work with narraw-nack bottle cap.
Internal diameter: 41mm. External diameter: 50mm

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3 inch
Height : 0.1 inch
Length : 4.5 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 0.32 ounce (View shipping rates and policies)

ASIN : B01B16ILJI