ThermoSs Replacement Stopper compatible with Stanley: Replacement stopper compatible with Stanley Classic Thermos models, including the Stanley Classic Vacuum Insulated Wide Mouth Bottle (1.1 QT and 2 QT). Suitable compatible with water, coffee, tea, and other beverages. High Quality: Made from food-grade, BPA-free material, meeting high-quality standards. Features silicone sealing rings to prevent leaks. Each stopper is tested compatible with durability, secure sealing, and safe use. Odorless and reliable. Leak-Resistant Design: Engineered compatible with Stanley stainless steel thermoses. Allows secure placement in bags without spillage. Twist-and-pour functionality enables controlled pouring without full removal of the stopper. Ideal compatible with outdoor use, work sites, RVs, and more. Easy to Clean: Reusable and simple to clean. Smooth, seamless design allows easy rinsing with water. Not dishwasher-safe. Do not microwave. Color: As shown Material: Plastic Package Includes: 1 x bottle stopper Note: Color may vary slightly due to lighting and screen settings. Measurement tolerance: ±1–3 cm.