Made by Igloo. Fits Igloo coolers with an approximate 7/8" inch outer diameter drain plug hole and 7/16 inch cooler wall thickness. 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: 1 drain plug with push-to-close cap and nut with gasket & washer.