Pump, store, organize, warm, and feed using the same pouch. The Kiinde Twist feeding system completely eliminates the need to transfer precious milk from bottles to bags and back again. This starter kit gives you everything you need to get started with the Twist feeding system. The kit contains: Twist Pouches (x20), all Direct-Pump adapters (for all major pump brands), Keeper Breast milk Organizer (x1), Squeeze Natural Feeding Bottle (x2), Slow Flow Active Latch Nipple with Case (x1), Medium Flow Active Latch Nipple with Case (x1), Fast Flow Active Latch Nipple with Case (x1), and Nipple Brushes (x2). PVC-free. Top rack dishwasher safe and steam sterilizer safe for adapters, Keeper, nipples, nipple cases and nipple brushes. Pump breast milk directly into storage bags; Bags twist lock directly onto pumps from all major brands; Collect, store, prepare, and feed using a single disposable breastmilk storage bag to prevent germs from contaminating your milk supply Feed directly from pouches, no transfer of breast milk needed; Pouch drops into bottle frame for feeding; No risk of spills or dirty bottles to wash; Perfect bottle starter set for new moms Includes Pump and Nipple Adapters; adapters fit every major pump brand for leak free, transfer free pumping, directly into the Twist Pouch; Use the same adaptors to experiment with different nipple shapes and sizes and find what your baby likes Sturdy twist top bags are pre sterilized and BPA, PVC, and phthalate free, leak proof, freezer proof, and made with food grade materials; also great for baby food purees using the Kiinde Foodii System Natural Nipple Design; Twist Active Latch nipples are designed to provide a seamless transition between bottle and breast; Twist Pouches removes air from your baby’s meal without complicated venting mechanisms; helps relieve colic in breastfed infants