This ash container with insert is designed for use with Cinderella Classic, Comfort, and Freedom models manufactured before the start of 2023. It features a push-in and twist-to-lock mechanism and is compatible with products with serial numbers up to Cinderella Comfort 2310 432750 and Cinderella Freedom 2312 106969. For best results, ensure that the ash container securely locks onto the incineration chamber. This item is available for special order.