The silicone pump holds 3 oz of breast milk.

The pump uses passive suction to gently express and collect leaking milk. They do not have stimulation or expression modes like an electric pump, so they will not fully empty your breasts.

The more you squeeze the front of the pump (aka the “bulb”), the stronger the suction will be.

The pump is made of food-grade silicone without BPA or phthalates.

The bags hold 8 oz of breast milk.

Yes, milk bags can be stored in the freezer for up to 6 months. For guidelines on safely storing breast milk at room temperature, in the refrigerator, and in the freezer, read more here.

Yes, the milk bags feature a leak-proof double-zip seal for durability and peace of mind.