Igloo Cooler Replacement Standard Triple Snap Drain Plug (2pk) Approx 13/16" in diameter at the threaded portion Triple snap (push-to-close) tethered cap Easy installation: Place plug through cooler, screw down gasketed nut Triple-snap cap seals tight to prevent leaks, tethered cap helps prevent cap loss Includes: 2 drain plugs with push-to-close cap and nut with gasket & washer