Ionvelle glasses feature a fashionable TR90 frame designed to release 1200–2000 negative ions, paired with resin anti-blue lenses for everyday visual comfort. Designed to blend classic style with modern wellness-inspired function, Ionvelle glasses are ideal for stylish daily wear or professional settings. The balanced silhouette of these negative ion glasses flatters most face shapes, while strong 3+2 hinges keep Ionvelle glasses stable, durable, and comfortable through long hours. A refined metal decorative piece on the acetate temple end adds subtle polish and premium detail. The anti-blue lenses help support comfortable screen use, making these negative ion glasses practical for work, study, and daily routines. With lightweight TR90 comfort, reliable hardware, and protective anti-blue lenses, Ionvelle glasses deliver timeless appeal—negative ion glasses made for confident, comfortable everyday wear.