A black double-breasted peplum blazer is shown from the front, showcasing a tailored silhouette with structured shoulders, notch lapels, and a fitted waist that flares slightly at the hem. The blazer features a double-breasted fastening with matching black buttons and extends past the hips over dark-wash jeans.
This black double-breasted peplum blazer is shown from the front, highlighting its structured shoulders, notch lapels and tailored waist. The blazer tapers closely at the waist before flaring into an asymmetric peplum hem, which parts slightly on one side as it layers over dark blue jeans.
This black double-breasted peplum blazer is shown from the front, showcasing a tailored silhouette with structured shoulders and classic notch lapels. The garment features an eight-button double-breasted front fastening that tapers at the waist to highlight its fitted structure.
A black double-breasted peplum blazer is shown from the front, featuring structured shoulders, notch lapels, and a fitted waist that flares into a peplum hem. The blazer is detailed with a double column of buttons and is styled over dark wash jeans.
A black double-breasted peplum blazer is presented in side profile facing right, showcasing its structured shoulder, long sleeves, and tailored waist that flares slightly at the hem. The blazer is paired with dark blue jeans and black flat shoes to illustrate its length and fit.
This black peplum blazer, viewed from the back, showcases structured padded shoulders, a closely tailored waist, and a flared hemline. The garment fits snugly through the torso before flaring at the hips, styled with dark blue straight-leg jeans to emphasise its hourglass silhouette.
A black double-breasted peplum blazer features wide peak lapels and a double-breasted front fastening with black four-hole buttons. A white brand tag with 'COS' is visible at the back of the neck.
Slim rectangular sunglasses with dark frames and contrasting white temples are being worn with a dark double-breasted blazer and a striped silk scarf tucked into the neckline.
A model facing front is wearing a black double-breasted peplum blazer with structured shoulders and a cinched waist, styled with a striped silk scarf tucked into the collar. She is pairing the outfit with black slim rectangular sunglasses and matching black cropped flared trousers.

This season's tailoring is explored through expressive silhouettes and an enduring colour palette. Crafted with hints of tactile wool, this double-breasted blazer is shaped with sculptural seams and a peplum hem. Style it as a suit with the matching trousers.

 

  • Slim fit
  • Button closure
  • Dry clean

 

Back length of size 36 is 73.3cm / Model wears a size 36

The black double-breasted blazer dress features notch lapels, six black buttons arranged in two vertical rows, long sleeves and a flared silhouette, with a white COS brand tag visible at the neck.

DOUBLE-BREASTED PEPLUM BLAZER

€179

Black
  • BLACK
Select Size

Style with

  • CHORD STRAIGHT-LEG JEANS
  • SQUARE-TOE LEATHER FLATS
  • DRAWSTRING CROSSBODY BAG - LEATHER