Patent ID: 8052004

Claim:
A lid for a container including an inner surface, an outer surface, and a lip, the lid comprising: a center piece comprising a first retention surface extending generally in a first direction, the first retention surface having a first diameter; and one or more second retention surfaces extending generally in the first direction, each second retention surface comprising a groove, wherein the one or more second retention surfaces are distanced from the first retention surface so as to define a receiving space therebetween, wherein the receiving space has a width that is sized so as to releasably accept at least a portion of the container, and wherein the one or more second retention surfaces are disposed outside the first retention surface; and an outer ring that is rotatable relative to the center piece between at least a first position and a second position, the outer ring having a second diameter that is greater than the first diameter, and wherein the outer ring comprises one or more flanges; wherein each flange extends generally towards the first retention surface and slidably engages at least one second retention surface at least when the outer ring is rotated between the first position and the second position, and wherein the flanges have a first end and second end, wherein the first end of each flange extends towards the first retention surface to a greater degree than the second end of each flange.