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Anti Fog Designer Cleaning Kit
Anti Fog Designer Cleaning Kit

Keep your lenses crystal clear with our professional Lens Cleaning Kits.

£10.00
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Michael Kors

Regular price £115.00
Regular price £221.00 Sale price £115.00
Save £106.00
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Colour
size
Lens width diagram
Lens Size:
54 MM
Bridge size diagram
Bridge Size:
17 MM
Temple length diagram
Temple length:
140 MM

Michael Kors Bierzo MK4140U - Square Full Rim Eyeglasses (Women) (Michael Kors) is selling:
Fast! Last few pairs left of these 100% original designer eyewear. Buy Now Before the Deal Ends Forever!

Proudly British: Authentic eyewear, fast UK delivery, easy returns. Shop with confidence!

  • Free Delivery (Save £8)
  • 14 Days Return
  • 2 Year Warranty
Stock Level: Only a few left!
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Anti Fog Designer Cleaning Kit
Anti Fog Designer Cleaning Kit

Keep your lenses crystal clear with our professional Lens Cleaning Kits.

£10.00
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Description

Presented by Ardor Eyewear, the Michael Kors Bierzo MK4140U embodies authentic designer eyewear and contemporary luxury eyewear for women. This square frames, full-rim eyeglass exudes urban polish with a refined balance of form and function. The injected front delivers a lightweight, smooth silhouette, while the temples are crafted in metal for lasting strength and a premium hand-feel. Finished in Black with a Demo Lens to preview prescription vision, the Bierzo provides an exceptional base for prescription-ready customization. For those who value heritage, craftsmanship, and enduring style, this frame offers an elevated everyday signature.

Frame details: size 54, bridge 17, lens height 43, temple length 140, front material Injected, temple material Metal, lens base 4. The frame is universal fit, ensuring comfort across a range of face shapes. Its square frames silhouette paired with a full rim creates a modern, confident look that works seamlessly from meetings to evenings out.

Available colours and variations: this model is listed with the Bosco colour variant alongside the Black front option. The Bosco shade adds subtle nuance to the timeless silhouette, while maintaining the frame’s versatile appeal for both work and leisure.

Face shapes: guided by the frame geometry, this design flatters oval and heart-shaped faces most naturally, while those with round features may appreciate its defined angles, which add structure and balance to the overall profile.

Prescription-ready service: on Ardor’s product page you can choose frame only or frame with prescription lenses. We will fit your personalised lenses and ship your order in 8–12 days with authentic manufacturer packaging, backed by Ardor’s guarantee of genuine designer eyewear.

Product Specifications

Model Code: Michael Kors Bierzo MK4140U - Square Full Rim Eyeglasses (Women)
Brand: Michael Kors
Product Type: Eyeglasses
Barcode 725125524551
Gender: Women
Model Name: Bierzo
Theme: Glamour
Suits These Face Shapes: Round Face, Oval Face, Long Face, Narrow Face

Frame Specifications

Frame Shape: Square
Front Material: Injected
Frame Front Colour: Green
Front Colour (detailed): Bosco
Frame Temple Material: Metal

Lens Specifications

Lens Color: Demo Lens
Lens Base Curve: Base 4

Size & Fit Details

Lens Width: 54 MM
Lens Height: 43 MM
Bridge Size: 17 MM
Temple Length: 140 MM
Size Guide: M
Geofit: Universal Fit

Related Collections

Brand: Michael Kors

Explore our diverse collection of eyewear, offering a perfect blend of quality, craftsmanship, and style. Whether you’re looking for timeless classics or modern trends, our range caters to every taste and occasion.

Michael Kors Packaging

*The packaging image is for reference purposes only; actual packaging may differ.

Order placed Ordered Dec 26
Order prepared Order Ready Dec 31 - Jan 04
Out for delivery Delivered Jan 05 - Jan 10

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Orders may be placed as usual during the Christmas and New Year holiday period.

Please note that customer service support will be limited from tomorrow until 2nd January.

Normal service will resume thereafter.

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Why Choose Ardor Eyewear?

At Ardor Eyewear, we believe that choosing the right eyewear is about more than just vision, it’s about confidence, comfort, and style.

More Than Shade — It’s a Statement

At Ardor Eyewear, we handpick designer sunglasses & glasses that blend fashion, function, and flawless craftsmanship.
From Gucci and Tom Ford to Oakley and Ray-Ban, every frame in our collection delivers unmatched style with 100% UV protection, polarized clarity, and luxury comfort built for everyday wear.

Find the Perfect Frame for Your Face

Finding sunglasses & glasses that truly suit you has never been easier.
With our Shop by Face collection, you can explore frames specially selected for different face shapes — from round and oval to square and heart-shaped.
Our experts have handpicked each design to ensure balance, proportion, and effortless style, so you can shop confidently knowing what fits you best.

Frequently Asked Questions

How Do I Order Multiple Pairs Of Glasses With Different Prescriptions?

Ordering multiple pairs of glasses with different prescriptions is very easy. After you have filled out all your prescription information, simply click “CONTINUE SHOPPING” to continue with the checkout process.

You will then be redirected to the main page where you can choose another pair and insert a different prescription. You can check your cart at any time by clicking on the cart icon.

If you need any assistance, don’t hesitate to contact us.

Are your products authentic?

Yes, all products at Ardor Eyewear are 100% authentic. We source directly from authorized distributors and trusted suppliers, so you can shop with confidence knowing you're receiving genuine branded eyewear.

Do you offer prescription lenses?

Absolutely! We provide prescription lenses tailored to your needs, including single vision, bifocals, and progressive lenses. Simply upload your prescription during checkout or email it to us at info@ardoreyewear.co.uk

How do I determine the right size for frames?

Choosing the perfect size is simple with Ardor Eyewear! Check the frame size printed on your current glasses, or use our online frame size guide to find the ideal fit for your face shape and dimensions.

Do you offer free shipping?

Yes, we offer free shipping across the UK on all orders.

Can I return or exchange my purchase?

We want you to love your new eyewear! If you're not satisfied, we offer hassle-free returns or exchanges within 14 days, provided the items are in their original condition. Visit our Returns & Exchanges page for more details.

Do you have a warranty on your products?

Yes, all our eyewear comes with a 2 years manufacturer's warranty covering defects in materials and workmanship. Terms and conditions apply.

Can I track my order?

Yes, once your order has been dispatched, you’ll receive a tracking number via email or SMS, allowing you to monitor your delivery every step of the way.

Can I customize my eyewear?

Yes, we offer customization options such as lens coatings, tints, and more. Let us know your preferences, and we’ll ensure your eyewear meets your exact needs.

Where is Ardor Eyewear based?

Our headquarters are located in derby, and we proudly serve customers across the UK.