The 1.5 Push to Seal Dome Drain allows for complete closure of the drain and opening of the drain, as needed. Push down to close the drain; push again to open. The Push to Seal Dome Drain has maximum threading to create a snug fit. High quality plating and thicker gauge metal make all Native Trails drains the best of class. Available in finishes that perfectly coordinate with Native Trails” hand hammered copper and nickel sinks and NativeStone concrete sinks.