Thicker gauge metal makes for sturdier design and gives a heaviness to your cocktail shaker. Although several Boston shakers are made of tin for safer shakes, the glass rim on this Kotai shaker is tempered—the rim is heated up and cooled down for strong glass that won’t crack or shatter https://marcofghom.creacionblog.com/37207734/rumored-buzz-on-shaker-cabinets