Cup Lid Replacement for Ninja BL660 BL770 BL780 What it is A replacement cup lid designed to fit Ninja BL660, BL770, and BL780 models. Provides a secure seal to keep ingredients contained during blending and supports healthy cooking. Key benefits Easy to install and operate: quick swap to restore full lid function with minimal downtime. Reliable fit: designed to match the original lid size and interface for consistent performance. Mess reduction: helps prevent leaks and spills during blending, keeping prep cleaner. Compatibility and fit Compatible with Ninja BL660, BL770, and BL780 models. Size and interface matched to the original cup lid for a secure seal. Practical use scenarios Scenario 1: Replacing a worn or damaged lid during daily smoothie or sauce prep to maintain a tight seal and prevent leaks. Scenario 2: Using during batch blending; swap lids between jars to streamline multiple recipes without downtime. Scenario 3: While cleaning or traveling, keep a ready replacement lid to ensure you can continue using the blender without interruptions. Installation instructions Align the lid with the cup and press until it snaps securely into place. Ensure the lid is fully seated before blending. Notes This is a replacement lid for Ninja BL660, BL770, and BL780 models, intended to restore original function and performance.