The my first feeding set includes a bottle warmer that holds 2 standard or wide neck bottles. It is insulated to keep bottles hot or cold for up to 4 hours, which is ideal for when you are out & about.6 Muslin squares that can be used in varying ways. They are soft and absorbent.A 3 pack of wide neck baby feeding bottles that hold 260ml of fluid. And 2 embroidered cotton interlocking bibs with velcro fastening.