This goblet is made of glass. We have made protection on the packaging, but it may be broken during transportation. If the item you received is cracked or shattered, feel free to CONTACT us and we will resend for free or refund you. We are committed to providing customers with a pleasant shopping experience and excellent after-sales service level. 11oz/12oz/320ml Lead-free high clear colored glass, non-toxic, odor free, healthier and environmentally friendly. Comfortable grip, non-slip base to ensure the stability, dishwasher safe, easy to care and clean. European vintage style and embossed design make them unique decoration or perfect durable daily use. Classic outlook wine glass makes a great addition to your drinkware collection.