Replacement Stopper for Stanley: Compatible with Stanley classic models, including Stanley Classic Vacuum Insulated Wide Mouth Bottle (1.1 QT, 2 QT). Ideal for use with water, coffee, tea, and other beverages. High Quality: Made from food-grade, BPA-free plastic material, meeting high safety and quality standards. Includes silicone rings for a secure, leak-resistant seal. Each stopper is tested for durability and performance, ensuring reliable, long-term use with no unpleasant odors. Leak-Resistant Design: Specifically designed for Stanley stainless steel bottles to prevent spills. Twist-and-pour function allows easy pouring without removing the stopper. Perfect for outdoor activities, work, travel, camping, or RV use. Easy to Clean: Reusable and simple to maintain. 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 display differences may cause slight variations in color. Measurement may vary by +/- 1-3 cm.