Replacement stopper for Stanley. Compatible with Stanley classic models thermos, including Stanley Classic Vacuum Insulated Wide Mouth Bottle (1.1 QT, 2 QT). Suitable for use with water, mate, coffee, tea, and other beverages. High quality: Stopper made from food-grade, BPA-free plastic material, meeting high safety and quality standards. Includes silicone rings to help prevent leaks and ensure a strong seal. Each stopper is tested for durability and performance, providing reliable, safe, and odor-free use. Leak-resistant lid: Designed specifically for Stanley stainless steel vacuum bottles, allowing secure placement in backpacks or bags without spill concerns. Twist-and-pour function enables easy pouring without fully removing the stopper. Ideal for use at camp, on the job site, in RVs, or during outdoor activities. Easy to clean: The vacuum bottle stopper is reusable, simple to maintain, and easy to replace. Smooth, seamless design allows for quick hand washing with water. Not recommended for dishwasher or microwave use. Color: As shown Material: Plastic Package contents: 1 x Bottle stopper Note: Light reflection and differences in display screens may cause slight variations in color between the product image and actual item. Measurement may vary by +/- 1-3 cm.