Outfit Arithmetic
Man wearing a tobacco boiled-wool half-zip polo, navy melange wide pleated wool-blend trousers and black square-toe leather derbies
Images virtuelles

Smart-casual Men, look no. 2

Wool polo, navy pleats, black derbies

€407 · full look

Same look for €209 instead

A boiled-wool half-zip polo, wide pleated trousers and square-toe derbies. Quiet, sharp, and warm enough for November.

The 3 pieces

Images virtuelles

  1. Boiled-wool half-zip polo in tobacco, extérieur : laine 100% (RWS)

    Boiled-wool half-zip polo

    Tobacco. Extérieur : laine 100% (RWS).

    Natural fibre

    €99

    Buy at COS : Boiled-wool half-zip polo, €99

    Opens COS (France)

  2. Wide pleated wool-blend trousers in navy melange, extérieur : laine 50%, polyester 48%, élasthanne 2%

    Wide pleated wool-blend trousers

    Navy melange. Extérieur : laine 50%, polyester 48%, élasthanne 2%.

    €129

    Buy at COS : Wide pleated wool-blend trousers, €129

    Opens COS (France)

  3. Square-toe leather derbies in black, cuir (composition label not captured)

    Square-toe leather derbies

    Black. Cuir (composition label not captured).

    Natural fibre

    €179

    Buy at COS : Square-toe leather derbies, €179

    Opens COS (France)

You’ll be redirected to COS (France). Prices shown in EUR from COS France. COS France prices checked 12 November 2026.

The maths

Boiled-wool half-zip polo
€99
Wide pleated wool-blend trousers
€129
Square-toe leather derbies
€179
Full look
€407
Where to spend
The trousers. COS is 50% wool; the H&M pair is 20% wool.
Where to save
The derbies. H&M's have a cow-leather upper, at €80 less.

How we priced it

We added up the full price of each piece as listed on COS France on 12 November 2026. No discount codes, no sale prices, no delivery. It is a snapshot, not a live price: the retailer’s page is always the one that counts. 2 of the 3 pieces are in natural fibres. That is a plus, not a rule.

Same look, two budgets

This look
€407
Cheaper version
€208.98
You keep
€198 (49%)

The polo and the derbies hold up: wool and leather in both tiers. The trousers are where the cheaper version gives way, at 20% wool.

  1. Regular-fit wool polo in khaki green, laine 100% (RWS)

    Instead of the boiled-wool half-zip polo (€99)

    Regular-fit wool polo, H&M

    Khaki green. Laine 100% (RWS).

    Natural fibre

    Same 100% wool, greener than the COS tobacco.

    €59.99

    Buy at H&M : Regular-fit wool polo, €59.99

    Opens H&M (France)

  2. Loose-fit wool-blend suit trousers in navy, polyester 59%, viscose 21%, laine 20%

    Instead of the wide pleated wool-blend trousers (€129)

    Loose-fit wool-blend suit trousers, H&M

    Navy. Polyester 59%, viscose 21%, laine 20%.

    Mostly synthetic: 20% wool against 50%.

    €49.99

    Buy at H&M : Loose-fit wool-blend suit trousers, €49.99

    Opens H&M (France)

  3. Leather derbies in black, dessus : cuir de vache 100%, doublure coton 100%, semelle TPE

    Instead of the square-toe leather derbies (€179)

    Leather derbies, H&M

    Black. Dessus : cuir de vache 100%, doublure coton 100%, semelle TPE.

    Natural fibre

    Cow-leather upper as well; a cotton lining.

    €99

    Buy at H&M : Leather derbies, €99

    Opens H&M (France)

Each piece stands in for the one in the same place above. Prices in EUR from each retailer’s French site, checked 12 November 2026. Full price, no promotions, no delivery.

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Looks at a similar total

€407 · full look

See the 3 pieces