Maymom 6 Pack Aka Screw Top Lids with Re writable Sealing Disc Compatible Avent Bottles, Wide Mouth; Natural Replacement Cap Ring

Package Contents: [Brown Ring + Sealing Disc] x 6; Replacement Parts Compatible with Avent Classic Bottles; Maymom SureSeal Writable Disc Replacement LEAK PROOF DESIGN - Maymom SureSeal silicone disc works as a 100% leak-proof sealing disc when travelling in car or plane WRITABLE SURFACE - Can be written with most standard ballpoint pens or erasable markers; No need for additional labels; Remove writing before washing in dishwasher to prevent ink from becoming indelible EASY CARE Reusable travel caps compatible with dishwasher top rack, electric sterilizers, microwave sterilizers or boiling water; BPA free for safety COMPATIBILITY - This product is not designed to fit the teats of Philips Avent Natural bottles; Compatible with Avent and Maymom wide neck bottles SCREW CLOSURE SYSTEM - Cap type screw lids ensure a secure, airtight closure for transporting and storing breast milk or formulas