Black X Photochromic Fashion Glasses for Men and Polarized Sunglasses for UV400 Colored Boston Fashion UV Protection [FashionBerry] 1. Clear/Smoke

✅ [Size] Temple length: approx. 14.0 cm, Frame: approx. 14.5 cm, Lens width: approx. 4.5 x 5.0 cm (suitable for men and women) [Weight]: Lightweight at approx. 20 g, so you won't get tired even if you wear it for a long time. ✅ [Support your comfort all day long] Photochromic lenses are an excellent lens that changes color intensity depending on the amount of UV rays. They return to a clear lens when exposed to UV rays, such as indoors. Protect your eyes from light stress and damage both indoors and outdoors. Eliminate the hassle of switching between glasses and sunglasses, these lenses can be used in two ways, making them ideal for travel and outdoor activities. ✅ [Photochromic lenses relieve these stresses] ●UV rays: eye aging, age spots, freckles ●Blue light: eye fatigue, dry eyes ●Glare: eye fatigue, discomfort Photochromic lenses relieve all of this eye stress in everyday life. ✅ [Benefit 1 of photochromic lenses] Cuts UV rays and is gentle on the eyes: UV rays can cause keratitis, cataracts, and decreased vision, but photochromic lenses are gentle on the eyes and protect them from UV damage. ✅ [Benefit 2 of Photochromic Lenses] No need to switch between glasses and sunglasses: Photochromic lenses appear almost transparent indoors, away from UV rays. This eliminates the need to switch between different lenses depending on the situation, reducing both time and luggage. Furthermore, even if you spend the whole day outdoors or on days with changeable weather, the lens color changes depending on the brightness, allowing you to stay comfortable. ✅ [Advantage 3 of photochromic lenses] Plastic means no risk of breakage: The first photochromic lenses were made of glass, which made them fragile and required careful handling. Plastic lenses are now the norm, making them lighter, less likely to break, and offering smooth color changes, making them much more convenient. With ultraviolet rays Color-changing lenses Photochromic lenses Glasses indoors, sunglasses outdoors. FashionBerryy now has a new photochromic lens type! A 2-way lens whose color intensity changes depending on the amount of UV rays. This pair of glasses can be used in two ways: as glasses indoors and as sunglasses outdoors. These lenses are perfect for travel and outdoor activities. They transform into sunglasses when exposed to UV rays! They reduce glare! ・Clear lenses indoors - Blocks approximately 99% of UV rays [Recommended for these people] - People who find it troublesome to take off and put on glasses and sunglasses on holidays or when traveling. - Great for outdoor activities where you want to reduce your luggage, such as camping, mountain climbing, and road biking [What are photochromic lenses?] Photochromic lenses are lenses whose color intensity changes depending on the amount of UV rays they receive. When you go outside and are exposed to UV rays, the lenses change to color. The lenses will return to their clear state when indoors or in other places where they are not exposed to UV rays. There's no need to switch between glasses and sunglasses, and one pair can be used in two ways.