Discover the famous seff unbreakable champagne flutes by Porter Green, the world leaders in silicone drinkware. Made from fda approved food grade silicone, lightweight, portable, and commercial dishwasher safe, seff are the perfect champagne flute glasses for indoor/outdoor events and entertaining. These durable and coloured champagne glasses are also freezer, oven, and microwave safe, making them ideal for family friendly activities. Designed for picnics, beach days, poolside, camping, boating, concerts, festivals and more, seff are the ultimate stylish and sustainable champagne flutes for every occasion. Colour every experience with terra + peach seff by Porter Green. Key features include: • unbreakable champagne flutes • set of two as shown • 180ml | 6oz each • portable | lightweight • reusable | sustainable • odourless | flavourless • commercial dishwasher safe • fda approved food grade silicone • safe for use from -20 to +110 degrees centigrade