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, coffee, tea, and other beverages. High quality: Stopper made from food-grade, BPA-free plastic material, meeting high safety standards. Includes silicone rings to prevent leaks and ensure a strong seal. Each stopper is tested for durability and performance, providing reliable, odor-free use. Leak-resistant design: Lid is designed specifically for Stanley stainless steel thermoses, allowing safe transport 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 travel, and outdoor use. Easy to clean: Vacuum bottle lid is reusable and simple to maintain. Smooth, seamless surface allows easy 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 color variation between image and actual item. Measurement tolerance: +/- 1-3 cm.