Kính Chống Ánh Sáng Xanh Máy Tính Kavi is an application designed to filter blue light, protect eyes, reduce eye strain, prevent myopia, and offer zero-degree myopia glasses. The app assists users in easily finding suitable glasses for their face shape. It features a wide range of colored designs such as red, black, orange, yellow, green, pink, purple, and transparent. The glasses are crafted from various materials like hard plastic, Tr90 flexible plastic, Ultem flexible plastic, metal, stainless steel, and titanium, catering to both men and women with styles like round, cat-eye, square, club master, and rimless.