Kiinde Active Latch Silicone Baby Bottle Nipples

"Feed directly from Kiinde Twist Pouches™!
Transfer-free, gas-free, and leak-free.

Active Latch™ nipples pop directly into Twist Pouches, eliminating the need to transfer milk from bags to bottles and back again.

Active Latch nipples are meant to be used with Kiinde Twist Pouches and the Kiinde Squeeze natural feeding bottle (sold separately).

For a complete transfer-free, hassle-free breast milk collection, storage, preparation, and feeding system:
DIRECT-PUMP into Kiinde Twist Pouches, recyclable breast milk storage pouches with twist-locking caps. Using Kiinde Direct-Pump twist-locking adapters, Twist Pouches twist-lock onto pumps from all major brands, for leak-free, transfer-free pumping.
STORE and organize pouches in the Kiinde Keeper™ breast milk holder and organizer, and
THAW and WARM quickly and safely using the Kiinde Kozii™ breast milk warmer and bottle warmer with steam-free SAFEheat™ technology."