Charles Viancin Silicone Red Poppy Bundle of 3 Wine Bottle Stoppers and 5 Coasters 8 Piece Set Set of eight (8) Charles Viancin Silicone Red Poppy Coasters (5) and Wine bottle stoppers (3). Charles Viancin - Bulb Wine Stoppers These little gems will make you want to save some wine just so you'll need to use them! Beautiful, fun and functional Designed in France, Charles Viancin silicone products are made with BPA-free, food-grade silicone. The lovely coasters are great at catching condensation Water-tight seal prevents leaks and oxidation of wine. Corkscrew design ensures easy corking and opening of bottle. Made of food grade silicon, dishwasher safe.