This breast milk collection, storage, and feeding system is the ultimate breastfeeding essentials starter kit. It eliminates messy milk transfers, so you have less washing and sterilizing, and no air in your baby’s meal. It also works for combo feeding, as system is compatible with formula and first solids. The Twist Starter Kit contains: 20 pre-sterilized Twist storage pouches with caps 14 direct-pump adapters 2 Twist Squeeze Bottles 1 slow-flow Active Latch nipple with case 1 medium-flow Active Latch nipple with case 1 fast-flow Active Latch nipple with case 1 Keeper breast milk holder and organizer 2 nipple brushes Breast Pump not included.