Viski Professional Small Stainleess Steel Shaking Tin Our tight-fitting professional grade shaker tin is cast from stainless steel and weighted precisely to achieve perfect balance. The 500 milliliter vessel is then carefully contoured for quickest closure and smoothest separation, making it an absolute bar Accommodates 17 Ounces Comfortably Stainless Steel Construction Polished Finish Can Be Used As A Boston Shaker