Replacement stopper for Stanley. Compatible with Stanley classic models, including Stanley Classic Vacuum Insulated Wide Mouth Bottle (1.1 QT, 2 QT). Suitable for use with water, tea, coffee, and other beverages. High quality: Stopper made from food-grade, BPA-free plastic material, meeting high safety standards. Includes silicone rings for leak resistance and secure 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 confident placement in bags without spill concerns. Twist-and-pour function enables easy pouring without full removal. Ideal for camping, outdoor work, travel, RV use, and daily 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: Light reflection and display differences may cause slight color variation between image and actual item. Measurement tolerance: +/- 1-3 cm.