Made from food-grade, material, ensuring safety and compliance with high-quality standards. Leak- stainless steel lid allows for worry-free transport in backpacks, with a twist-and-pour design for easy beverage access. Equipped with silicone rings for strong sealing, tested for sturdiness and serviceability, ensuring no leaks or peculiar smells. Compact and cute design makes the stopper easy to clean and replace, suitable for repeated use. Not recommended for dishwasher or microwave use, ensuring and maintaining quality over time. This stopper replacement is designed for convenience and reliability. Its food-grade materials safety, while the leak- lid allows you to carry it anywhere without spills. The twist-and-pour feature makes it easy to beverages without removing the stopper completely. The stopper is easy to clean and maintain, making it a practical choice for outdoor activities, job sites, or RV trips. Color: Black Material: plastic Package Contents: 1*Thermoss Replacement Stopper Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.