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- 3. For orders with prescription lenses please expect an additional 3-7 Working Days before shipping.
Earn $2.70 rewards
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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 Calvin Klein CK20537S 429
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
The Calvin Klein CK20537S is just one of the many premium options available in our vast collection of Calvin Klein. SmartBuyGlasses is home to the finest eyewear from renowned brands in the industry. We offer the best deals on designer frames and accommodate orders throughout and outside the United States. There is something for everyone in our extensive collection of eyewear. We can even accommodate persons who need prescription lenses for their glasses. Check out our website and browse through our extensive range of options at competitive prices. If you want to discover other Full Rim frames in Blue, you can check out our entire collection. You should find plenty of options made of high-quality Plastic to suit your style. SmartBuyGlasses lets you purchase eyewear from the comfort and convenience of your own home. Our website is designed to deliver a quick and seamless shopping experience. All our products are strategically categorized to ensure you find what you are looking for easily. Take advantage of our search tool filters to get an exhaustive list of products like Oval frames that fit your preferences. You just have to place your order and wait for it to arrive at your doorstep! Explore our various product categories and shop now!
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