Altus Flutes offers four silver materials for flutists with different preferences and purposes to choose from. We offer Sterling Silver (.925), Altus SilverTM (.946), Britannia Silver (.958), and Pristine Silver (.997) on our product line. Different from one another in purity, the silvers project with distinct tone quality. Moreover, the silver particles are structured differently if applied with different manufacturing process. Together with our innovation in metallurgy, Altus has brought the best out of the materials to create the most impressive spectrum of tone colors in our product offering. Please explore our different flutes through our Product pages.