[CREAT DELUXE FROZEN TREATS]: Compatible with Ninja Creami Deluxe NC501 and NC500 series ice cream makers. Simply blend your favorite frozen pints directly in the containers and seal with leakproof lids. Ensures optimal performance and provides great value for families who love frozen treats. [LEAKPROOF LIDS]: Tight-sealing lids help prevent leaks and spills. The lids help block freezer odors, keeping your ice cream, yogurt, sorbet, or other frozen foods fresh and flavorful. [4 PINT CONTAINERS AND LIDS]: Designed to work with NC500 series Ninja Creami Deluxe ice cream makers. Includes 4 additional pint containers for making more frozen treats at once, ideal for serving family and friends. [REUSE & ECO-FRIENDLY]: Both containers and lids are BPA-free and dishwasher safe for easy cleaning. Durable and shatterproof, they can be reused to make a variety of frozen desserts. [NOTE]: Compatible with Ninja Creami NC500 series ice cream makers. Not designed to work with other blender models.