You can write name on glass markers for drinks, and easy wash it off with water, convenient and reusable. It is not only save costs, but also polite way to distinguish all cups belong in parties.Silicone wine glass marker are stretchable, range from 3-6 inch, suitable for most cups we used in daily life, such as wine glasses, milk cups, mugs, beer bottles and etc.Glass marker are easy to clean, just flush with water, hand wash, and they are dishwasher free.Drink makers for glasses are made of high quality silicone material, safe, reusable and long service life. About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 19343 hours, wish you a happy shopping Thanks for your cooperation and we'll make you feel satisfied.