20% off all trousers, chinos & shorts

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  • Formal Trousers

    Formal Trousers

  • Casual Trousers

    Casual Trousers

  • Chinos

    Chinos

  • Jeans

    Jeans

  • Linen

    Linen

  • Shorts

    Shorts

  • Cargo

    Cargo

  • Active Waistband

    Active Waistband

  • Smart-Casual Linen

    Our Top 10 Occasion Dresses

    Versatile, comfortable and stylish, linen is your go-to choice for summer

    See the feature

  • Another Good Idea from M&S

    Another Good Idea from M&S

    Find out more about our men's clothing innovations and fabric technology

    Learn about our fabric technology

  • Trousers: Fabric Technology

    Trousers: Fabric Technology

    Our buyer talks about the fabric technologies used in our formal trousers

    Watch the video

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Dress your best with the M&S range of formal trousers. We offer a huge range of high quality formal trouser options with something to suit every occasion.

From smart and fashionable wool blends to comfortable cords, we're able to offer a diverse selection of contemporary trouser options.

To make sure you stay smart and keep cool in summer, try our range of linen alternatives. Our Collezione range is inspired by classic Italian style, and is sure to make you stand out from the crowd. Plus, you can now stay smarter for longer with our innovative crease resistant range - ideal for anyone who commutes to work. With a range of colours and styles to choose from, you're sure to find formal trousers to suit you.