BLUE LIGHT BLOCKING LENSES PC LENS: pass strong impact testing,35%+/5% blue light blocking efficency DIAM coating on lens both sides for anti scratch EXT layer to repel water &oil No scratches,no dirty on lens,will highly reduce eye strain from electronic items and protect your eyesight
PROFESSIONAL DESIGN: fit for most people's face no headphone bounded and no damaged caused in-earphone holder/bone conduction phones while you wear it, it will keep your ear comfortable enough.
SAFE DRIVING: easy to use, Bluetooth, 5.0 hands free when driving, exercising, riding, and answering calls at the touch
MULTIFUNCTION:combined with function of music play, calls receiving, glasses together qualified glasses, with black technology included.
STYLISH APPEARANCE: a variety of color combinations, smooth lines, look at the opening is a pair of stylish polarized sunglasses