Men Suits

Shop men’s suits at SIRRI, including formal suits, slim fit suits, tailored fit suits, wedding suits, business suits, tweed suits, check suits, linen suits and tuxedo styles. Find smart suits for weddings, work, parties, proms, race days and special occasions.

Use the filters to select by colour, size, fit, style, fabric and designer to find the right men’s suit for your occasion.

Men’s Suits for Weddings, Work & Formal Occasions

Discover SIRRI’s collection of men’s suits, designed for weddings, work, parties, formal events, proms, race days and smart everyday dressing. From classic formal suits to slim fit, tailored fit, tweed, check, linen and tuxedo styles, this collection brings together a wide range of men’s suits for different occasions and dress codes.

Choose from timeless colours such as navy, black, grey and blue, or explore lighter shades, checks, tweed textures and seasonal styles for a more distinctive look. Whether you need a sharp suit for business, a three-piece suit for a wedding or a smart outfit for a special event, this men’s suits collection is the best place to start.

Shop Men’s Suits by Style

Use this main men’s suits collection to browse the full range, or shop by style if you already know what type of suit you need.

Men’s wedding suits – smart suits for grooms, groomsmen, best men and wedding guests.
Men’s business suits – professional suits for work, meetings, interviews and officewear.
Men’s slim fit suits – modern suits with a sharper, closer-cut silhouette.
Men’s tailored fit suits – refined suits with a balanced fit between slim and regular.
Men’s tuxedos – formal dinner suits for black-tie events, weddings and evening occasions.
Men’s tweed suits – textured suits for rustic, vintage and countryside-inspired styling.
Men’s check suits – patterned suits for weddings, parties and standout formal looks.
Men’s linen suits – lightweight suits for summer weddings, holidays and warm-weather events.
Men’s double breasted suits – statement tailoring with a classic formal finish.

Choosing the Right Men’s Suit

Start with the occasion. For weddings and formal events, a navy, grey or black three-piece suit is a classic choice. For business and workwear, choose a clean formal suit in a versatile colour. For summer events, linen and lighter colours can feel more seasonal, while tweed and check suits work well for autumn, winter, rustic and vintage-inspired occasions.

Fit is also important. Slim fit suits create a sharper, closer look, while tailored fit suits offer a refined shape with a little more room. If you are unsure, check the product size guide and consider how much movement and comfort you need for the event.

Complete Your Men’s Suit Outfit

A men’s suit is easiest to style when paired with the right shirt, shoes and accessories. For a wedding or formal occasion, add a waistcoat, tie, bow tie or pocket square. For work, keep the look clean with a formal shirt, smart shoes and classic accessories.

Men’s formal shirts – classic shirts to wear with suits, tuxedos and formal outfits.
Men’s wedding waistcoats – add a polished three-piece finish to your suit.
Men’s tie and hanky sets – coordinated accessories for weddings, work and formalwear.
Men’s bow ties – ideal for tuxedos, dinner suits and dressier occasions.
Men’s cufflinks and tie clips – smart finishing touches for formal shirts and suits.
Men’s brogues and Oxford shoes – complete the outfit with smart formal footwear.

Why Choose SIRRI Men’s Suits?

Wide range of men’s suits for weddings, work, parties and formal occasions
Styles include formal, slim fit, tailored fit, tweed, check, linen and tuxedo suits
Classic and modern colours including navy, black, grey, blue, beige, brown and green
Options for grooms, groomsmen, wedding guests, businesswear and special events
Easy outfit building with SIRRI shirts, shoes, waistcoats, ties and accessories

Frequently Asked Questions – Men’s Suits

What types of men’s suits can I find at SIRRI?

You can shop formal suits, wedding suits, business suits, slim fit suits, tailored fit suits, tweed suits, check suits, linen suits, tuxedos and double breasted suits at SIRRI.

What colour suit should every man own?

Navy, grey and black are the most versatile suit colours. They work well for weddings, work, interviews, parties and formal occasions.

What is the difference between slim fit and tailored fit suits?

Slim fit suits are usually cut closer through the body, arms and legs. Tailored fit suits still create a smart shape but usually offer slightly more room and comfort.

Are men’s suits suitable for weddings?

Yes. Men’s suits are suitable for grooms, groomsmen, best men, fathers of the bride or groom and wedding guests. Choose the style and colour based on the dress code, season and wedding theme.

Can I wear a suit for work?

Yes. A formal or business suit is a strong choice for work, meetings, interviews and professional settings. Navy, grey, black and blue are especially versatile for businesswear.

What should I wear with a men’s suit?

Style a suit with a formal shirt, smart shoes and accessories such as a tie, bow tie, pocket square, cufflinks or waistcoat depending on the occasion.

How do I choose the right size men’s suit?

Measure your chest, waist, inside leg and height before ordering. Check the size guide on each product page, as fit can vary between slim fit, tailored fit and regular fit styles.