An innovative concept: Twist from Babymoov lets you collect, store, and feed your breast milk using a single storage pouch. 0 transfer to keep 100% of the fats in the milk and avoid contaminations. Starter kit: this breastfeeding kit includes 20 storage pouches, seven pairs of direct-pump adapters, one keeper holder & organiser, two squeeze feeding bottles, three active-latch teats, and two bottle brushes Storage pouches: pre-sterilised, single use, 175ml capacity, and guaranteed BPA-free, PVC-free, and phthalate-free. they can be kept in the fridge or freezer, but are not suitable for microwaving. Direct-pump adapters: compatible with all major breast pump and teat brands on the market (list in product description) Squeeze feeding bottle: slide your breast milk storage pouch into the feeding bottle and secure the teat supplied in the kit, or the teat of your choice. With active-latch teats, it encourages active sucking and reduces the risk of colic.