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- Ray-Ban RB4378 647711
- 1. Free Shipping for orders above $30
- 2. This product is not in stock. It will be sourced from our suppliers within 5-11 Working Days.
- 3. For orders with prescription lenses please expect an additional 3-7 Working Days before shipping.
Earn $3.32 rewards
- 1. Purchase this product and you automatically join our Rewards program.
- 2. Four weeks after this product is shipped $3.32 goes into your rewards account.
- 3. You can use this reward money for your next purchase.
- 4. Rewards can be used on cart page, it cannot exceed 20% of the order's total value.
Available colors
Frame Details
Heart face shape:
Wide forehead and cheekbones, tapering towards the chin.
Oval face shape:
Cheekbones are slightly wider than the chin and forehead.
Round face shape:
Face of equal width and length, with soft curved lines.
Square face shape:
Equally wide forehead, cheekbones, and strong jawline.
- General purpose sunglasses
- High protection against sunglare
- Good UV protection
- Not suitable for driving in twilight or at night
- Not for direct observation of the sun
- Not for protection against artificial light sources, e.g. solaria
- Not for use as eye protection against mechanical impact hazards
Prescription Details
About Ray-Ban RB4378 647711
Available Lenses
We offer a variety of lenses to suit your lifestyle and vision needs. Explore our lens options below:
Everyday use for those who are near sighted (minus lens) or farsighted (plus lens).
Astigmatism prescription can also be incorporated within the lens to ensure you get clear vision.
- Tailored to one focus length
- Wide field of view
- Transparent lens
Three prescriptions in one lens to help you see objects at all distances. They provide a seamless transition between distance, intermediate, and near vision.
- 3 in 1 lens
- Transparent lens, no lines
- Clear vision at all distances
Single magnification power used to aid close-up vision like reading or using your smartphone.
- Near vision magnification
- Wide field of view
- Transparent lens
Fashion lenses have no power, but offer the essential protection and optional upgrades that a prescription lens does. If you don't need prescription lenses, these enable you to wear frames that look fully authentic and fashionable.
- Non-prescription
- Authentic look
- Essential protection
zFORT® is a revolutionary technology lens, with a pale yellow fort-like protective coating which filters out harmful blue light.
Protect your eyes from digital devices such as your smartphone or computer and help to reduce eye strain, headaches and trouble sleeping.
- Protection from harmful blue light
- Reduce artificial glare & eyestrain
- Increased comfort for computers & smartphones
Transitions lenses block out 100% of UV light and offer additional protection from the blue light emitted from electronic devices, such as your smartphone and computer.
The light intelligent lenses remain clear indoors and once the UV light hits the lens it changes to a dark tint offering comfort and protection from sunlight.
- 100% UV block
- Blue light filter
- Transparent lens, darkens with UV
Polarizing lenses eliminate glare, improves clarity and enhances contrast whilst protecting your eyes from harmful UV lightrays. Perfect for driving and outdoor sports, most notably water and winter sports.
- Eliminate glare
- UV and blue light protection
- Enhanced contrast
Mirror lenses take your sunglass frame to the next level, with a highly reflective and eye catching coating, available in a wider choice of colours.
- Reduced glare
- UV protection
- Added comfort from bright lights
Tinted lenses will help protect your eyes against UV rays with enhanced color contrast. Choose the best color and gradient that suits your lifestyle.
- UV protection
- Custom tint dip style
- Custom tint colour darkness
Why buy from us
Excellent Service
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SmartBuyGlasses is dedicated to providing a premium customer experience. Let our 24/7 live chat support offer you help in terms of what type of frame is best suited for you. You can browse as many products as you want, including the Ray-Ban RB4378 until you find the perfect design. Check out similar frames like the Ray-Ban RB4203 Highstreet, the Ray-Ban RB4361, and the Ray-Ban RB4171F Erika Asian Fit to figure out which one best complements your features. Moreover, you can compare a wealth of options in our Ray Ban sunglasses collection if you're also interested in trying out other shapes, including Single Lens and Rectangle frames in other colors like Rainbow and Pattern. If you want to shop according to color, we also have a Shop By Color page that gives you a comprehensive selection of products that match your taste. You can shop with confidence knowing that the products in all our collections are guaranteed authentic. Moreover, our products have extensive two-year warranties to protect your investment and give you peace of mind. Check out our entire collection of Ray Ban sunglasses to find a pair that meets your style. Place your order today, sit back, and relax, until it arrives!
The SmartBuyGlasses range of eyewear includes designs, styles, and prices to suit everybody. You can browse our entire range of options online now, including glasses for Men, Women, and Kids. We have a massive collection of the latest and greatest brands, so you can shop with confidence knowing that you're getting the highest quality and latest looks at the best price, guaranteed. We also deliver to your door throughout the United States using top international couriers. Expect your new glasses to arrive as soon as possible, even if we don't have your order in stock. We'll source it from a high-quality supplier who does. Order new glasses online now in styles you love and pay a fraction of the price you're used to paying for both prescription and non-prescription lenses. Search your favorite styles and types online now like Ray-Ban and versace sunglasses and find what you love to wear at less-than-retail prices. Shop online at SmartBuyGlasses now.
