The Medela Breast Milk Store and Feed Set offers a complete collection of products and resources to help you get breastfeeding and breast pumping started right. Everything you need for the first few weeks is right here. Set includes: 1x calma teat: Calma lets your baby feed in a similar, natural way as learned at the breast, allowing for a seamless transition between the breast and calma. 2x 150ml collection bottles: Can be used with all medela breast pumps and calma. 2x 250ml collection bottles 5x pump and save bags: Convenient and provide space saving storage in the freezer and fridge, as well as being hygienic and ready to use.