Screw Lids Aka Travel Caps with Rewritable Sealing Disc

Compatible with Avent, Maymom Wide Mouth Bottles; Cap Avent Natural Bottle Sealing Ring and Sealing Disc, 6pcs.

• Screw cap plus writable sealing disk x 6
• Fit avent bottles; 100% seal; The whole set (screw ring+sureseal disk) can replace the (screw ring+sealing disk) set used in Avent Natural Bottle.
• Re-Writable top for easy labeling; The disk is soft so better sealing is achieved.
• NOTE: This product can fit Philips Avent Natural Baby Bottles but it is NOT designed to fit its Nipple.