主权项 |
1. An apparatus comprising:
an annular collapsible portion; a lower lip extending radially outward from a first end of the annular collapsible portion, the lower lip configured to contact a closet collar; an upper lip extending radially outward from a second end of the annular collapsible portion, the upper lip configured to be positioned under a bottom surface of a toilet; a ridge extending from the annular collapsible portion configured to extend into the closet collar, wherein the annular collapsible portion, the lower lip, the upper lip, and the ridge are formed of a unitary structure; and at least one flexible ring located in a recessed channel bordered by the lower lip, the upper lip, and the annular collapsible portion. |