Thicker gauge metal makes for sturdier building and gives a heaviness to your cocktail shaker. Even though many Boston shakers are made of tin for more secure shakes, the glass rim on this Kotai shaker is tempered—the rim is heated up and cooled down for durable glass that gained’t crack https://shaker-cabinets24578.slypage.com/38032816/shaker-cabinets-for-dummies