Double hinged Freshil Silicone Champagne flutes, reverse button design to serve and preserve. Keep the fizz in your bottles of champagne and sparkling wine bottles! It has a high quality silicone inner stopper, that tightly seals the bottle mouth. Simply push over the bottle opening and the two arms latch onto the bottleneck to hold a tight seal. Customise it with your logo and promote your brand at the biggest events this year.