The distinctive features of titanium mugs|titanium cups are mainly reflected in three aspects: corrosion resistance, self-coloring, and strong rust resistance. Titanium water cups have bactericidal properties, which can continuously purify pollutants under the irradiation of light, and have the advantages of lasting and continuous action. Titanium and titanium alloys can reduce the adhesion and activity of bacteria after being irradiated by ultraviolet rays, and have antibacterial effects.