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    SO-ME is a trading name of SO-ME App Ltd. Registered in England and Wales. Toward Studio, Cambrian Buildings, Cardiff CF10 5FL. SO-ME earns commission from qualifying purchases. This does not affect pricing.

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    1. Home
    2. /Men
    3. /Clothing
    4. /Suits
    5. /Trouser Suits

    Formal Trouser Suits

    A suit that fits properly changes everything. Classic single-breasted, contemporary slim-fit, double-breasted, unstructured and relaxed, we bring together options from M&S, ASOS, and designer labels alongside preloved suits where the quality genuinely speaks for itself. A preloved designer suit in quality wool will outperform a new budget suit in every way. Use our filters or AI stylist to find the right fit for your occasion and budget.

    Products

    127 products

    Filter & Sort

    -
    Vivaki Vivaki Men's 5 Piece Blue Check Suit
    Vivaki

    Vivaki Men's Blue Check 5 Piece Suit

    £54.99
    ASOS Harry Brown Giacomo slim fit single breasted suit in brown
    ASOS

    ASOS Harry Brown Giacomo Slim Fit Brown Suit

    £288.00
    Burton Burton Men's Plus & Tall Black Essential Tuxedo Suit Trousers
    Burton

    Burton Men's Plus & Tall Black Satin Tuxedo Suit Trousers

    £27.00
    Paul Andrew Paul Andrew Men's Hamleys 3 Piece Blue Check Suit
    Paul Andrew

    Paul Andrew Blue Check 3 Piece Men's Suit

    £219.00
    Marks & Spencer M&S Slim Fit Stretch Ultimate Suit Trousers Pale Green
    Marks & Spencer

    M&S Pale Green Slim Fit Stretch Suit Trousers

    £40.00
    Vivaki Vivaki Men's 4 Piece Brown Herringbone Tweed Suit
    Vivaki

    Vivaki Brown Herringbone Tweed Men's 4 Piece Suit

    £31.99
    ASOS ASOS DESIGN flexMAX™ slim suit trousers in dark green
    ASOS

    ASOS DESIGN Dark Green Satin Slim Suit Trousers

    £35.00
    Paul Andrew Paul Andrew Men's Edward Trousers Wedding Suit Pants in Grey
    Paul Andrew

    Paul Andrew Men's Edward Trousers in Grey

    £55.00
    Burton Burton Men's Charcoal Regular Fit Suit Trousers
    Burton

    Burton Men's Charcoal Regular Fit Suit Trousers

    £28.00
    Vivaki Vivaki Men's 5 Piece Sage Suit in Light Green
    Vivaki

    Vivaki Men's Light Green 5 Piece Suit

    £49.99
    Marks & Spencer M&S Skinny Fit Grid Check Stretch Suit Trousers Navy
    Marks & Spencer

    M&S Skinny Fit Grid Check Stretch Suit Trousers in Navy

    £50.00
    ASOS ASOS DESIGN 100% cotton linen look slim suit trousers in beige
    ASOS

    ASOS DESIGN Beige 100% Cotton Linen Look Slim Suit Trousers

    £30.00
    Paul Andrew Paul Andrew Men's 2 Piece Suit Double Breasted Birdseye Wedding in Navy
    Paul Andrew

    Paul Andrew Men's Navy Double Breasted Birdseye Wedding Suit

    £174.00
    Burton Burton Men's Rust Pleated Relaxed Fit Suit Trouser
    Burton

    Burton Men's Rust Pleated Relaxed Fit Suit Trouser

    £44.00
    Vivaki Vivaki Men's 5 Piece Suit Navy Tailcoat
    Vivaki

    Vivaki Men's Navy 5 Piece Tailcoat Suit

    £44.99
    Marks & Spencer M&S Skinny Fit Stretch Suit Trousers Dark Indigo
    Marks & Spencer

    M&S Skinny Fit Stretch Suit Trousers in Dark Indigo

    £40.00
    ASOS Selected slim fit suit trousers in beige pinstripe
    ASOS

    ASOS Beige Pinstripe Slim Fit Suit Trousers

    £80.00
    Paul Andrew Paul Andrew Men's Regent Trousers Plaid Check Formal Suit Pants in Green
    Paul Andrew

    Paul Andrew Green Plaid Check Formal Trousers

    £55.00
    Burton Burton Men's Light Pink Slim Fit Suit Trousers
    Burton

    Burton Men's Light Pink Slim Fit Suit Trousers

    £35.00
    Vivaki Vivaki Men's 4 Piece Grey Herringbone Tweed Suit
    Vivaki

    Vivaki Men's Grey Herringbone Tweed Suit

    £31.99
    ASOS ASOS DESIGN slim suit trousers in linen rich ecru twill
    ASOS

    ASOS Ecru Linen Slim Suit Trousers

    £40.00
    Burton Burton Men's Dark Pink Slim Fit Suit Trousers
    Burton

    Burton Men's Dark Pink Slim Fit Suit Trousers

    £38.50
    Paul Andrew Paul Andrew Men's Regent 3 Piece Blue Classic Tuxedo Suit in Black
    Paul Andrew

    Paul Andrew Black Satin Classic Tuxedo Suit for Men

    £209.00
    ASOS ASOS DESIGN slim suit trousers in light grey washable wool blend
    ASOS

    ASOS DESIGN Light Grey Wool Blend Slim Suit Trousers

    £30.00

    Showing 48 of 127

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    Frequently Asked Questions

    How should a men's suit fit?▾

    Jacket shoulders at yours. Button without pulling. Sleeves showing about 1.5cm of shirt cuff. Trousers at your natural waist, breaking slightly at the shoe, room to sit comfortably. Modern fits are slimmer through the body and leg without being tight. If buying preloved, budget for tailoring, it transforms the result.

    What colour suit is most versatile?▾

    Navy. Works for business, weddings, formal events, and pairs with virtually any shirt and tie. Charcoal grey is equally adaptable. Black is best for very formal and evening occasions. Start with navy and grey, then add mid-blue or tan.

    Is it worth buying a preloved suit?▾

    One of the smartest things you can do on SO-ME. A preloved designer suit in wool or cashmere will outperform a new budget suit in fit, drape, and longevity. Have it dry-cleaned and tailored to your measurements, even hemming the trousers and adjusting the waist makes a dramatic difference.