Injection molded lid

An injection molded lid for use with a container having an upper opening that is defined by a rim, said injection molded lid comprising,

• a lid body, made of a first material and comprising a cover portion and a flange portion disposed around the periphery of the cover portion for fitting over the rim, wherein the flange portion comprises a first side wall, a second side wall, and a top wall, wherein the top wall comprises at least one slit disposed thereon, the first side wall is connected with the periphery of the cover portion, the second side wall comprises has at least one notch disposed thereon and at least one bulge disposed at the inner surface thereof for engaging the injection molded lid with the rim of the container, and the top wall, the first side wall and the second side wall define an interior space;
• and
• a securing member made of a second material and comprising a frame, at least one tab, and at least one extension part, wherein the frame is disposed within the interior space and adjoins at least the top wall, the extension part extends from the frame through the slit and rests on the top wall, and the tab extends downwardly from the extension part along the outer surface of the second side wall and covers the notch.