IEFB Men's Korean Loose Blazer – British Casual Back Vent Streetwear Jacket
14:200001438#Khaki blazer;5:100014065
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The Blazer That Understands How Men Actually Dress Now
The traditional blazer has a problem. It is designed for a world of formal offices, structured meetings, and occasions where the rules of dress are clearly defined. But most men today live in a world where the rules are more fluid — where the office is sometimes a coffee shop, where smart-casual is the dominant dress code, and where the most stylish men are the ones who can move between formal and casual without changing their entire outfit.
The Korean loose blazer solves this problem. It takes the structure and authority of a traditional blazer and reinterprets it through the lens of contemporary street style — a looser fit, a more relaxed silhouette, and a design sensibility that works as well with dark jeans and trainers as it does with tailored trousers and dress shoes.
The IEFB Men's Korean Loose Blazer is built around this principle. A British-inspired casual suit jacket with a back vent, a loose Korean fit, and the kind of streetwear-influenced aesthetic that makes it genuinely versatile across the full range of modern men's dressing.
The Korean Loose Fit: The Contemporary Standard
The Korean loose fit is the defining silhouette of contemporary men's fashion. Where the slim fit of the previous decade created a tight, body-conscious look, the Korean loose fit creates a relaxed, oversized silhouette that is simultaneously more comfortable and more fashion-forward. The shoulders sit slightly wider than the natural shoulder line. The body has more room than a traditional blazer. The overall effect is a jacket that looks effortless rather than constructed.
This fit works particularly well with the kind of layering that contemporary men's dressing favours — over a hoodie, over a thick knit, over a shirt and t-shirt combination. The extra room in the body accommodates layers without the jacket looking stretched or uncomfortable.
The Back Vent: British Craftsmanship Detail
The back vent is a detail borrowed from British tailoring tradition. It allows the jacket to move freely when walking, sitting, and reaching — preventing the bunching and pulling that a ventless jacket experiences in active use. On a casual streetwear blazer, the back vent adds a subtle reference to traditional tailoring that gives the jacket a more considered, more quality-conscious character.
Pair this blazer with dark jeans and clean white trainers for a smart-casual look that references Korean street style. Wear it over a plain white t-shirt for a minimal, fashion-forward combination. Layer it over a hoodie for the kind of relaxed, layered aesthetic that defines contemporary men's dressing.
AliExpress Standard Sizing Guide for Men's Blazers
Measure your chest circumference:
- S — Chest: 88–92 cm
- M — Chest: 92–96 cm
- L — Chest: 96–100 cm
- XL — Chest: 100–104 cm
- 2XL — Chest: 104–108 cm
For loose-fit blazers, order your standard size. The relaxed cut accommodates layering without sizing up.
Specifications
- Brand: IEFB
- Style: Korean loose blazer
- Detail: Back vent
- Aesthetic: British casual / streetwear
- Occasion: Casual, Smart Casual, Streetwear
- Season: Spring / Autumn
- Gender: Men
SHIPPING TIMES AND COSTS
- FREE SHIPPING within 1 to 7 business days
We ship worldwide FREE.
When placing order, PLEASE MAKE SURE YOU ENTER YOUR FULL SHIPPING ADDRESS INCLUDING HOUSE/FLAT/BUILDING NUMBER AND CITY. This will help us to fulfill your order quickly.
We can't do NEXT DAY or SAME DAY deliveries as its unrealistic for our supply channels and logistics.
Orders typically ship within 7 business days. Delivery times vary by region but generally range from 7 to 12 business days.
Sometimes deliveries could take up to 15 to 20 business days in case of civilian unrest/ war affecting supply routes.
Once your order is shipped, you’ll receive a tracking number via email to monitor your delivery status.
