Price last checked Nov 6, 2026. It may have changed, so confirm on the store's page. We earn a commission on purchases (details).
AquaFlask Accessories Cup Expander Made from durable, high-quality materials, the Cup Expander provides a secure, anti-slip fit to help minimize movement while driving. Its adjustable design accommodates a wide range of tumbler and bottle sizes, making it perfect for daily commutes, road trips, and outdoor adventures. NOT COMPATIBLE WITH 40oz QUENCH BOTTLE