Sir Plus Pops Up in Le Marais to Expand Its Sustainable Menswear Presence

British menswear brand Sir Plus used a pop-up in Le Marais to introduce its sustainable tailoring and utility-inspired staples to the Paris market.

Founded in London and known for crafting contemporary menswear from surplus fabrics, Sir Plus has built its reputation on quality, sustainability and personal customer relationships. The Paris activation marked the brand’s first standalone store outside the UK — a deliberate step toward international growth.

Explore available pop-up spaces in Le Marais, Paris.

Sir plus pop up in Le Marais

Expanding Through Face-to-Face Retail

Sir Plus has long attributed its growth to personal interaction. As Reiss Smith, Content Manager at Sir Plus, explains:

“Meeting people face to face, getting to know our customers and spreading through word of mouth” has been central to the brand’s expansion.

The Le Marais pop-up allowed the team to replicate this approach in France. The intimate size of the space encouraged conversation rather than passive browsing. As Smith noted, the store was “quite cozy and nice… with every person that comes in you can have a conversation with them.”

That hands-on model reflects a broader trend in luxury menswear pop-up strategy: service and storytelling often matter more than scale.

Sir plus shirt at the Le Marais pop up store

A Minimal Space That Let the Product Lead

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“The Paris pop-up was deliberately sparse,” Smith explained, designed with a “minimal and industrial feel” so that the garments could take center stage.

Rather than over-designing the environment, Sir Plus focused on craftsmanship, fabric quality and fit. The understated interior reinforced the brand’s sustainable ethos and contemporary aesthetic.

Le Marais — known for its fashion credibility and discerning clientele — offered the right balance of visibility and neighborhood character for a premium menswear pop-up store.

Browse broader Paris pop-up spaces.

Front of Sir Plus' le marais pop up
Photo: Sir Plus

Why the Strategy Worked

By launching a short-term activation in Paris, Sir Plus was able to:

  • Test demand in a new market
  • Build direct relationships with French customers
  • Increase visibility during peak retail season
  • Strengthen its international brand presence

For sustainable and independent menswear brands, pop-ups provide a lower-risk path to international expansion while preserving a personal retail experience.

For more insight into how brands use temporary retail strategically, explore our guide to menswear pop-up shops and men’s fashion retail strategy.

Nicholas Roberts-Moore

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Nicholas Roberts-Moore is Chief Marketing Officer at Storefront, based in London. He specializes in AI-powered marketing and the UK retail and real estate markets, helping brands turn short-term retail into measurable growth. A former journalist, he writes on pop-up strategy, retail trends, and the future of physical retail.

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