Wine stoppers are perfect for sealing wine,champagne,beer.It would make a great gift for a wine lover! This wine stopper not be affected by the acid and of red wine and not rust. Easy to insert and remove from the bottle,simply press the stopper into the bottleneck. Bottle stopper is a good saver sealer. Feature:Seal anti-leakage the wine bottleto preserve the product inside and protecting it against harmful contaminants and keep wine tasting . These bottle stoppers fit most bottle sizes.