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 for leak prevention and strong sealing. Each stopper is tested for durability and performance, ensuring reliable and safe use with no unpleasant odor. 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 use at camp, work sites, RVs, or on the go. Easy to clean: The vacuum bottle stopper is reusable, smooth, and seamless, allowing for quick hand washing with water. Not recommended for dishwasher or microwave use. Color: As shown Material: Plastic Package includes: 1 x Bottle stopper Note: Light reflection and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.