The Bonzer Boston Shaker Can is the prefered method of mixing cocktails over ice. The boston can has a weighted base which allows the can to flip while flaring, bringing it back to the bartenders hand perfectly. Made of only the most durable stainless steel for a professional finish, this robust shaker is able to hold up to a 18oz capacity making it an ideal addition to any bar or restaurant catering for large audiences. Weighted Base, Durable Stainless Steel Finish, Tapered Shape, Can be used with a glass or tin.