Benefits of blue light filter glasses: Improves memory function, reduces eye strain and migraines by reducing exposure to blue light and HEV - UV400 rays. Quality and style: Opulize glasses with Blue Block filter offer incredible value while focusing on contemporary design. A sleek round frame with contrasting arm and elegant metallic details. Comfortable fit: Our stylish Opulize MET glasses with scratch-resistant lenses look good on almost any face shape. Lightweight yet sturdy frame for men and women with spring hinges ideal for all-day wear. Color: Tortoiseshell front with navy blue arms. Opulize felt case included. Measurements: Width 10.01 cm, Height 2.39 cm, Length 17.60 cm, Weight 0.022 kg.