Stanley 40oz Tumbler Stainless Steel Travel Mug with Reusable Straw BPA Free Eco Conscious and Dishwasher Safe – Features Leakproof FlowState Lid and Double Wall Insulation to Keep Drinks Hot for 16 Hours and Cold for 24 Hours – Slim Base Fits Most Car Cup Holders – Sturdy Ergonomic Handle for Home, Office, Travel or Outdoor Adventures

The Stanley 40oz Stainless Steel Tumbler is a high-capacity, premium-quality travel mug designed for people who need their drinks to stay hot or cold for long durations. Thanks to double-wall vacuum insulation, your favorite beverages maintain their temperature—hot for up to 16 hours and cold for up to 24 hours—perfect for both workdays and outdoor adventures.

With its leakproof FlowState™ lid, the tumbler offers three settings: a rotating cover for straw access, a wide opening for sipping or chugging, and a full seal for mess-free transport. The included reusable straw supports sustainable living while making it easier to enjoy cold drinks on the go.

Its slim base fits most car cup holders, while the sturdy ergonomic handle provides a firm grip whether you’re using it at your desk, in your car, or on the trail. Built from BPA-free stainless steel, this eco-conscious mug is safe, rust-resistant, and built to last. Dishwasher-safe, it’s also effortless to clean—making it the ideal hydration solution for modern lifestyles.

Perfect for commuters, gym-goers, students, travelers, and outdoor enthusiasts, the Stanley 40oz tumbler is your go-to companion for hot coffee, cold smoothies, water, or tea—anytime, anywhere.