A container for collecting and storing breast milk. More particularly, one embodiment provides a container for collecting and storing breast milk obtained using a breast pump, comprising: a body, wherein the body has an open end with a lip, a closed end and a cavity between the open end and the closed end for receiving therein the breast milk; a cap; a hinge disposed adjacent the open end of the body for connecting the cap to the body; a sealing mechanism disposed on the cap, wherein the sealing mechanism provides a resealable, watertight seal between the cap and the lip of the body when the cap is placed thereon; and at least one thread disposed at the open end of the body, wherein the thread is configured to provide a screw-on connection between the body and the breast pump.