Double Wall Cocktail Shaker with Recipes, Bar Shaker for Icy Cold Drinks without Icy Cold Hands. Brushed Stainless Steel Outer Skin and Stainless Steel Inner Liner. Double-walled stainless-steel construction with air gap in between keeps your hands from freezing. All parts are stainless steel for durability and long life. This is the workhorse of cocktail shakers that's durable enough for professional bartenders. Thermal insulation of base keeps drinks cold should you want to use it as a drinking cup. This thermal insulation also keeps condensation off the outside so the shaker won't slip out of your hands. No slip rubber base keeps shaker firmly in place on your counter. Silicone rubber seal between the lid and the shaker body keeps the liquids inside and the lid snugly in place without messy spills Includes e-mailed copy of "Bartending Like a Pro: Bartending Skills to Impress Your Customers or Your Friends" (delivered to your email address). This book has recipes for the most popular drinks, shopping lists for the most common liquors, mixers, and garnishes needed for commercial and home bars, tools needed for proper bar setup, terminology used for bartenders so you can sound like a professional bartender, as well as tricks and jokes you can use to entertain your friends. (The eBook will be sent in an email we send you). Built-in strainer in the lid filters out ice and lets the drink pass through. 16 ounce capacity.