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 prevent leaks and ensure a strong seal. Each stopper is tested for durability and reliability, odorless and safe for daily use. Leak-resistant lid: Designed specifically for Stanley stainless steel vacuum bottles, allowing secure storage in backpacks or bags without spill concerns. Twist-and-pour function enables easy pouring without fully removing the stopper. Ideal for camping, work sites, RV trips, and outdoor activities. Easy to clean: Compact and smooth design with seamless construction allows for quick hand washing with water. Not recommended for dishwasher or microwave use. Reusable and simple to replace. Color: As shown Material: Plastic Package includes: 1 x bottle stopper Note: Product images may slightly vary in color due to lighting and screen settings. Size measurements may have a tolerance of +/- 1-3 cm.