Perfect Fit: These straws are designed to fit your 40oz Stanley Tumbler perfectly, making them ideal for hot or cold beverages like coffee, tea, and smoothies.

Safe and Eco-Friendly: Made from BPA-free materials, these reusable straws are a great alternative to single-use plastics. They are easy to clean, either by hand or in the dishwasher.

Great Gift Idea: A four-pack of these straws makes a thoughtful gift for friends or family who love their Stanley Quencher tumblers.

Durable and Reliable: Users praise the thickness and durability of these straws, noting they hold up well even with frequent use (or chewing!).

Colorful Options: Available in cute colors, these straws add a fun touch to your drink while being functional.

Lifetime Warranty: Backed by Stanley's legendary quality and a lifetime warranty, you can trust these straws to last.

A Few Notes: Some users mention these straws are slightly firmer than the originals, but they still fit both 30oz and 40oz tumblers perfectly.