The VINAER 7 Function Wine Aerator decants and aerates wine instantly as you pour. Simple to use and ensures optimal performance significantly improving the taste, flavor and finish. Non-drip stainless steel collar, airtight stopper preserves freshness. Features: Built-in filter Non drip edge Air tight stopper Easy pouring Instant aeration Covers foil edges and hides screw threads. Made of stainless steel, TPR, PP and silicone. Care: Simply rinse under tap and wipe clean.