bartender white jade gin stones with bagMade from high quality, natural polished White Jade stone, this set of six Batender Gin Stones (with a black velvet storage pouch) will cool your favourite drink with ease, without diluting the taste. Odourless and tasteless, when frozen, the stones will keep your spirit (gin, whisky, rum, etc), white wine, or soft drink cool, eliminating the need for ice cubes that melt. To use, simply place the stones in the freezer for at least four hours. When