Dr. Brown'S Natural Flow Wide Neck Storage Travel Caps Replacement, 2 Pack is available in Bottle Sealing Discs

These storage/travel caps are designed for the standard 4-ounce and 8-ounce Dr. Brown's natural flow baby bottles These caps securely seal the standard 4-ounce and 8-ounce Dr. Brown's natural flow baby bottles for travel and storage of formula or breast milk Top rack dishwasher safe 4-pack