US Patent 8960475 Universal container seal

A universal container seal for sealing a container opening includes a resilient body having a top surface and a bottom surface. The body is further configured in a geometric plan form and having a width significantly greater than a thickness, the thickness being greater at a center of the resilient body than at a periphery of the resilient body. At least one finger tab extends upwardly from the top surface of the body. The body further defines a plurality of grooves in the top surface.