Patent ID: 8863968

Claim:
A cap for mounting to an open top of a laboratory container, said cap comprising: a cap body comprising a side wall, having an outer surface and an inner surface, and a top wall, having an outer surface and an inner surface, the top wall defining an opening, the inner surface of the side wall comprising threaded features, the outer surface of the top wall comprising a sealing surface; and, a lid hingedly connected to the outer surface of the side wall of the cap body, the lid being rotatable about an axis of rotation relative to the cap body between a closed position and an open position, the lid comprising: a shield configured to at least partially cover the side wall of the cap body when the lid is in the closed position, the shield comprising an outer surface and an inner surface, the shield comprising at least one protrusion extending outwardly from the outer surface of the shield to provide an engagement surface for a thumb or forefinger during opening of the lid; a top wall having an outer surface and an inner surface; and, a skirt extending from said inner surface of the top wall of the lid, wherein the skirt is spaced from the inner surface of the shield, said skirt dimensioned for telescoping into the opening defined by the top wall of the cap body when the lid is in the closed position, the inner surface of the top wall of the lid engaging with the sealing surface of the top wall of the cap body when the lid is in the closed position.