Bar wine plug / Alloy wine bottle stopper What it does Creates a tight, airtight seal at the bottle mouth to block air and slow oxidation. Prolongs and preserves the flavor and aroma of opened wine. Protects contents from contaminants and keeps liquids fresher for longer. Key benefits Better tasting wine: sealing reduces exposure to air so opened bottles retain flavor and aroma. Versatile use: suitable for wine, olive oil and similar bottled liquids. Portable and convenient: compact design makes it easy to use at parties, at home, or while traveling. Durable construction: alloy material provides longlasting performance and stable sealing. Important features Function: wine stopper / bottle plug that seals the bottle mouth to block air and preserve contents. Compatibility: intended for use on wine bottles and other bottles containing liquid food products such as olive oil. Material: alloy bottle stoppers for strength and durability. Performance: provides an airtight barrier to slow oxidation and protect products from external contaminants. Typical use scenarios After opening a bottle of wine at home: push the stopper into the bottle mouth to preserve flavor between servings. At parties or events: quickly reseal bottles to keep multiple opened bottles fresh and reduce waste. For pantry or travel: reseal olive oil or other bottled liquids to protect from air and maintain quality during storage or transport. Simple to use and reuse — press the stopper into the bottle mouth to form the seal, and remove when ready to pour.