Description
Description
Introducing the Michael Kors MK4140U Bierzo square eyeglasses, a refined addition to any luxury eyewear wardrobe. This full‑rim frame pairs a sleek injected front in Black with elegant metal temples for a modern, city‑ready profile. With a 54mm lens width, a 17mm bridge and a timeless square silhouette, these frames promise confident elegance for the discerning wearer. As authentic designer eyewear from Michael Kors, this model embodies premium frames craftsmanship with effortless appeal.
Frame construction highlights include a front material described as Injected and a lightweight temple material of metal. The lens photography shows Demo Lens to illustrate fit, while the frame is built around a Lens Base 4 design and a comfortable, Geofit Universal Fit for a versatile audience. This is a frame designed for durability, comfort and a refined, timeless look.
Face‑shape guidance for the square silhouette of MK4140U suggests it harmonizes beautifully with oval and round faces, softening angles for a balanced profile. It can also suit heart‑shaped faces with proportionate temple width and brow balance, offering versatility for a variety of features and personal styles.
On the practical side, Ardor Eyewear offers prescription‑ready customization on the product page. You can choose frame only or opt for prescription lenses; we’ll perform lens fitting and ship your completed eyewear in 8–12 days, ready to transform your daily routine.
Designed for a luxe lifestyle, these frames pair seamlessly with professional and social moments alike. Ardor Eyewear is a UK‑based official stockist of designer brands, guaranteeing authenticity, premium packaging and easy online ordering. Available in the Mulberry color variation, this Michael Kors model aligns with modern wardrobes while delivering trusted comfort, fast delivery with tracking, and straightforward returns for a confident, premium shopping experience.
Product Specifications
Product Specifications
| Model Code: | MK4140U Bierzo Square |
| Brand: | Michael Kors |
| Product Type: | Glasses |
| Barcode | 725125524483 |
| Gender: | Women |
| Model Name: | Bierzo |
| Theme: | Glamour |
| Suits These Face Shapes: | Round Face, Oval Face, Long Face, Narrow Face |
Frame Specifications
Frame Specifications
| Frame Shape: | Square |
| Front Material: | Injected |
| Frame Front Colour: | Violet |
| Front Colour (detailed): | Mulberry |
| Frame Temple Material: | Metal |
Lens Specifications
Lens Specifications
| Lens Color: | Demo Lens |
| Lens Base Curve: | Base 4 |
Size & Fit Details
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 |
Michael Kors Packaging
Michael Kors Packaging

*The packaging image is for reference purposes only; actual packaging may differ.
Related Collections
Related Collections
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Michael Kors - MK4140U Bierzo Square - Glasses
Michael Kors
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MK4140U Bierzo Square (Michael Kors) is selling:
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Description
Description
Introducing the Michael Kors MK4140U Bierzo square eyeglasses, a refined addition to any luxury eyewear wardrobe. This full‑rim frame pairs a sleek injected front in Black with elegant metal temples for a modern, city‑ready profile. With a 54mm lens width, a 17mm bridge and a timeless square silhouette, these frames promise confident elegance for the discerning wearer. As authentic designer eyewear from Michael Kors, this model embodies premium frames craftsmanship with effortless appeal.
Frame construction highlights include a front material described as Injected and a lightweight temple material of metal. The lens photography shows Demo Lens to illustrate fit, while the frame is built around a Lens Base 4 design and a comfortable, Geofit Universal Fit for a versatile audience. This is a frame designed for durability, comfort and a refined, timeless look.
Face‑shape guidance for the square silhouette of MK4140U suggests it harmonizes beautifully with oval and round faces, softening angles for a balanced profile. It can also suit heart‑shaped faces with proportionate temple width and brow balance, offering versatility for a variety of features and personal styles.
On the practical side, Ardor Eyewear offers prescription‑ready customization on the product page. You can choose frame only or opt for prescription lenses; we’ll perform lens fitting and ship your completed eyewear in 8–12 days, ready to transform your daily routine.
Designed for a luxe lifestyle, these frames pair seamlessly with professional and social moments alike. Ardor Eyewear is a UK‑based official stockist of designer brands, guaranteeing authenticity, premium packaging and easy online ordering. Available in the Mulberry color variation, this Michael Kors model aligns with modern wardrobes while delivering trusted comfort, fast delivery with tracking, and straightforward returns for a confident, premium shopping experience.
Product Specifications
Product Specifications
| Model Code: | MK4140U Bierzo Square |
| Brand: | Michael Kors |
| Product Type: | Glasses |
| Barcode | 725125524483 |
| Gender: | Women |
| Model Name: | Bierzo |
| Theme: | Glamour |
| Suits These Face Shapes: | Round Face, Oval Face, Long Face, Narrow Face |
Frame Specifications
Frame Specifications
| Frame Shape: | Square |
| Front Material: | Injected |
| Frame Front Colour: | Violet |
| Front Colour (detailed): | Mulberry |
| Frame Temple Material: | Metal |
Lens Specifications
Lens Specifications
| Lens Color: | Demo Lens |
| Lens Base Curve: | Base 4 |
Size & Fit Details
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 |
Michael Kors Packaging
Michael Kors Packaging

*The packaging image is for reference purposes only; actual packaging may differ.
Related Collections
Related Collections
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Authorized UK retailer of Ray-Ban, Oakley, Gucci, Tom Ford, Persol, Saint Laurent and 25+ more. Every pair guaranteed authentic, dispatched from our Derby HQ with free UK delivery, 14-day returns and a 2-year warranty — prescription orders included.
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Pair it with Carl Zeiss or Essilor prescription lenses, fitted in-house by qualified opticians — with anti-reflective, blue-light, photochromic or polarized upgrades to suit how you wear them.
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