Blackout November | Save big on designer eyewear from your favourite brands
Free Shipping
  • Fast Domestic & International Delivery*
  • Online Order Tracking + Secure Service with Leading Delivery Companies
  • Free Shipping for orders over £45
More Info >
Free Lenses
We offer free basic 1.5 index lenses on most prescription eyeglasses. We provide opportunities to upgrade and add features during checkout. We make shopping online for your glasses simple, efficient and safe .
Best Price Guarantee
100 Day FREE Returns
More Info >
Visit Our Service Hub
Ask our dispensing opticians
  • We have qualified dispensing opticians available to answer your questions and help you choose lenses and frames. Click here to get in touch with one of our dispensing opticians.
800-011-9588
  • Available Mon-Fri, from 9AM - 6PM CET
Help
Get Started
Service
Track my order
Glasses
Sunglasses
Lenses
Brands
Contacts
Sale
Popular Shapes
Popular Frame Types
Virtual Try On
Virtual Try-On

Try on over 8,000 frames virtually

Popular Shapes
Rayban
Oakley Shop All
Sports

Sunglasses for all sporting activities.

Polarised

Reduce glare when most needed

Virtual Try-On

See how a frame will look in seconds.

Reglaze your glasses

Keep your frames and let us replace the lenses

Varifocal Lenses

Three prescription strengths in one lens

Transitions®

Seamlessly adapt to changing UV light situations

Frequency
Lens Type
Clearance Sale Clearance Sale
Sunglasses Eyeglasses
Designer Outlet Designer Outlet
Sunglasses Eyeglasses
Prescription Glasses £6 Prescription Glasses
Shop Now
Coupons & Vouchers Coupons & Vouchers
Shop Now
Buy one, get one 50% Buy one,
get one 50%
Sunglasses Eyeglasses
-11%
Lozza® Official Reseller
Lozza SL4378M Allegro 2 0998
Only 1 left in stock

Note: Image shows multiple packaging styles for reference only. Your order includes only one authentic packaging set.

Lozza SL4378M Allegro 2 0998

(2) Read Reviews

£202 £227
or 4 payments of £50.50 Afterpay Icon

Select size: L (5521-150)

  • L
Buy Now Buy with Prescription
Ready to ship
  • 1. Free Shipping for orders above £45
  • 2. This product is in stock. Your order will be dispatched from our logistics center within 1 Working Day.
  • 3. For orders with prescription lenses please expect an additional 3-7 Working Days before shipping.
Est. sourcing time 5-11 working days
  • 1. Free Shipping for orders above £45
  • 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 £4.04 rewards
  • 1. Purchase this product and you automatically join our Rewards program.
  • 2. Four weeks after this product is shipped £4.04 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.
100% Secure checkout
24-hour Support
2 Years Warranty

Frame Details

Brand:
Lozza
Manufacturer:
De Rigo Vision S.p.A.
UPC:
190605572405
Gender:
Men
Year:
2025
Frame Colour:
Transparent Green
Frame Shape:
Square
Frame Style:
Full Rim
Frame Material:
Acetate
Face Shape:
Oval,
Round

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.

Lens Material:
POLIESTERE CR913
Lens Color:
Smoke Gradient Grey
Base Curve:
4.00
UV Protection:
Category 4
  • Very dark special purpose sunglasses (very high sunglare reduction)
  • Very high protection against extreme sunglare e.g. at sea, over snowfields, on high mountains, or in the desert
  • 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

Lens Compatibility:
Types of lenses which can be added to this frame choice.
Progressive, Reading, Distance, Fashion, Computer
Prescription Range:
This frame is suitable if your sphere (SPH) and cylinder (CYL) values fall within this range.
SPH: -5.00 to +4.25 CYL: -4.00 to +4.00
Progressive Compatibility:
Progressive lenses are a type of multifocal lens, with three different prescriptions in each lens. They give you clear, seamless vision at near, intermediate, and far distances. Some frames are not suited to progressive lenses.
No Yes Not Recommended
PD Range:
Pupillary distance (PD) is the distance between the centers of your pupils. This is a vital measurement needed for us to prepare your prescription eyewear accurately. The average adult’s PD is 54 to 74 mm; for kids it's 43 to 58 mm.
64 to 88 mm

Details

Acetate: Acetate is hypoallergenic| lightweight| and can come in many different colours. Polyester CR-39: CR39 is a lightweight| scratch resistant plastic. CR39 allows for more tint and coating choices.
137 mm
Frame measurements Shape
43 mm
55 mm
21 mm
Frame measurements Leg
150 mm

Don’t know your size?

About Lozza SL4378M Allegro 2 0998

The classic Lozza SL4378M Allegro 2 0998 have Acetate frames paired with POLIESTERE CR913 lenses. These popular designer sunglasses by Lozza have a great Full Rim frame and are Square shaped. Perfect for different styles, the SL4378M Allegro 2 match Transparent Green frames with Smoke Gradient Grey lenses for a trendy look. Shop our extensive range of 180 designer brands at SmartBuyGlasses UK and get free shipping on your Lozza sunglasses UK.
Lozza SL4378M Allegro 2 0998

Brand New Styles

Complete your look with the latest designs.

Available Lenses

Similar Styles

Related Categories

On Sale SunglassesWarehouse Clearance SunglassesAll SunglassesMen's SunglassesLozza SunglassesSquare SunglassesFull Rim SunglassesAcetate SunglassesGreen SunglassesMultifocal SunglassesSingle Vision SunglassesPrescription SunglassesIn StockMen's Lozza SunglassesLozza Green SunglassesFull Rim Lozza SunglassesLozza Acetate SunglassesLozza Multifocal SunglassesLozza Single Vision SunglassesGrey Lens SunglassesTop 100 Sunglasses