Prevent Returns Hassle Prioritize accuracy and prevent unnecessary returns by checking your bottle's base for the two-digit year stamp before '02 or presence of A944-DH/A945-DH to confirm suitability.
Tailored Compatibility Designed exclusively for Stanley Classic Bottles acquired before 2002, ensuring a perfect fit.
Enhanced Sealing Equipped with a single gasket positioned at the center of the stopper, preventing leaks and maintaining temperature retention.
Seamless Replacement Effortlessly replaces both Stopper 13 and Stopper 13b, ensuring continuity of functionality.