Tumbler Adapter for Stanley

This adapter fits 40oz and 64oz Stanley Quencher H2.0 tumblers perfectly, ensuring a leak-proof, secure fit for flavor cartridges. Made from BPA-free, food-safe materials, it’s odor-free and durable. Easy to clean by hand or dishwasher, it includes a brush for convenience. Enjoy worry-free sipping with reliable after-sales support.