Note to buyers If you have any questions, please feel free to contact us, we will reply you within 24 hours. When you receive the goods, if the product is damaged or dissatisfied, please contact us, please do not leave negative feedback, we will try our best to solve properly for you, thank you! New and high quality Material: Silicone Color: White(as pictures show) Package Includes: 5pcs Features: Made from high-quality, durable, food-safe silicone, BPA-free, phthalate-free and latex-free. Easy to replace, no tools required, simply roll off the old gasket and pull on the new one. Replace that old, gunked up rubber ring with a new ring to give your cup that perfect seal. Suitable for covers of insulation cup extraoral diameter of 4.5/5.2cm. Friendly Tips: The size is measured by hands, please allow minor error of measurement. Photo color might be a little different from the actual product due to color display of different monitors. Note: 1).You satisfactory is our only prsuit. Your feedback is extremely important to us. 2).Please kindly leave us positive feedback once you're satisfied with your purchase. 3).Please don't hesitate to contact us if you're unhappy with your buy, we'll solve all the problems with you. 4)We have time difference,if you contact us, Please give us some time to solve your proplem. 5)As seller,we hope you can get the goods quickly instead of making you angry .We are far away from you.Sorry and Thank you _x000D_ _x000D_