Thicker gauge metal can make for sturdier design and gives a heaviness for the cocktail shaker. When lots of 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 long lasting glass that https://juliusmkfvr.total-blog.com/rumored-buzz-on-shaker-cabinets-62654406