UNIQUE DESIGN:This strainer features 4 prongs for stability , ensuring picture perfect cocktails every time. 100 tight coiled springs fits snug in shaker and holds back ice allowing only liquid to pass so you can get a clean, crowd-pleasing pour . SAFE MATERIAL:This bar strainer is made of durable 304(18/8) stainless steel which meet FDA standard.It's mirror finish .NOT RECOMMEND FOR DISHWASHER GREAT CONTROL:Hawthorne Strainers offer greater grip and control when pouring cocktail.Suit for a Boston Shaker or 500ml Classic Cocktail Shaker. VERSATILE FUNCTION: It is a bar accessory used to remove ice from a mixed drink as it is poured into the serving glass.Strains ice, muddled fruit , herbs and more for smooth cocktails .