1.STURDY&DURABLE:Who says thickness and solidity cannot be both?This premium ultra-thin crystal wine glasses for parties can withstand the impact of a 110-gram steel ball falling freely from a height of 11.8 inches.And the wine glasses are lead-free and eco-friendly,so they can be perfectly safe for you and incredibly durable. 2.PREMIUM LARGE CAPACITY:This large bowl of long stemmed tulip-shaped personalized wine glass can quickly and fully oxidize the wine in the wine glass,and the shrink design of the mouth of the glass allows you to keep the aroma of the wine in your wine tasting.Whether it is a strong Cabernet Sauvignon, or Merlot with a low tannin acidity,it can perform well.The glass is light and feels good, making it the perfect gifts for Christmas,Birthday, Anniversary,or any special occasion gift. 3.UNIQUE CRAFTSMANSHIP:Hand-blown wine glasses is integrally formed,and the body and stem of the glass are smooth and seamless.The glass mouth uses laser cold cutting technology, and the ultra-thin rim allows wine to enter the mouth smoothly.When you gently slide with your fingers, it will also make a crisp and pleasant sound, and there will be a great wine tasting experience,prefect for Bordeaux,Cabernet Sauvignon,Sauvignon Blanc,burgundy,Merlot,Zinfandel,Camerin,Pinot Noir,Rioja and Barolo. 4.The dishwasher is safe,but port wine glasses are fragile.So hand washing is recommended.After drinking,the glass should be cleaned the same day.When washing the glass,be sure to hold the glass body and do not pinch the glass feet.Remember not to buckle the unique wine glasses on the paper product.The smell of pulp has a certain effect on the taste.