Skip to content
Free UK delivery 10% off your first order Free UK tracked returns Lowest prices guaranteed Worldwide shipping options available Free UK delivery 10% off your first order Free UK tracked returns Lowest prices guaranteed Worldwide shipping options available
NHS & STUDENT DISCOUNT → NHS & STUDENT →

Cart

Your cart is empty

Boys Tailored Fit Suits

Shop boys tailored fit suits for weddings, page boy outfits, Communion, prom and other special occasions. Cut for a smart, structured shape with a little more room than a slim fit, they’re designed to look sharp while staying comfortable throughout the day.

Explore classic navy, black and grey alongside modern shades such as beige, green and light blue, with tweed and check styles for something more distinctive. Choose from 2-, 3-, 5- and 6-piece suit sets, with options for younger boys through to age 16.

Sort by

94 products

On saleBoys 5-Piece Tailored Fit Formal Suit - Robert Simon Grant Navy BlueBoys 5-Piece Tailored Fit Formal Suit - Robert Simon Grant Navy Blue
On saleBoys 5-Piece Tailored Fit Formal Suit - Grant - Charcoal Grey Model PictureBoys 5-Piece Tailored Fit Formal Suit - Grant - Charcoal Grey Back Picture
On saleBoys 5-Piece Tailored Fit Twill Suit - Robert Simon Jeremy BlackBoys 5-Piece Tailored Fit Twill Suit - Robert Simon Jeremy Black
On saleBoys 5-Piece Microcheck Formal Suit - Alejandro - Navy Blue Model PictureBoys 5-Piece Microcheck Formal Suit - Alejandro - Navy Blue Back Picture
On saleBoys 5-Piece Herringbone Pinstripe Suit - Robert Simon Dawson Navy BlueBoys 5-Piece Herringbone Pinstripe Suit - Robert Simon Dawson Navy Blue
On saleBoys 5-Piece Textured Weave Tailored Fit Suit - Robert Simon LORENZO Navy BlueBoys 5-Piece Textured Weave Tailored Fit Suit - Robert Simon LORENZO Navy Blue
On saleBoys 5-Piece Textured Weave Tailored Fit Suit - Robert Simon ZionBoys 5-Piece Textured Weave Tailored Fit Suit - Robert Simon Zion
On saleBoys Tailored Fit Formal Suit - AIDEN - Black Model PictureBoys Tailored Fit Formal Suit - AIDEN - Black Back Picture
On saleBoys 3-Piece Tailored Fit Formal Suit - Robert Simon LANDON Charcoal GreyBoys 3-Piece Tailored Fit Formal Suit - Robert Simon LANDON Charcoal Grey
On saleBoys 3 Piece Textured Tailored Fit Blue Suit - Robert Simon LONDON BlueBoys 3 Piece Textured Tailored Fit Blue Suit - Robert Simon LONDON Blue
On saleBoys 3-Piece Tailored Fit Herringbone Tweed Check Blue Suit - Beau KidBoys 3-Piece Tailored Fit Herringbone Tweed Check Blue Suit - Beau Kid
Sold outOn saleBoys 5 Pieces Formal Navy Suit - Navy Blue Front PictureBoys 5 Pieces Formal Navy Suit - Navy Blue
SIRRI
Boys 5 Pieces Formal Navy Suit - Navy Blue Sale priceFrom £29.99 Regular price£59.99
Boys 3-Piece Tailored Fit Windowpane Check Suit - Paul Andrew Hamleys Cornflower BlueBoys 3-Piece Tailored Fit Windowpane Check Suit - Paul Andrew Hamleys Cornflower Blue
Boys 3-Piece Textured Formal Navy Suit - Paul Andrew ARTHUR Navy BlueBoys 3-Piece Textured Formal Navy Suit - Paul Andrew ARTHUR Navy Blue
Boys Tuxedo Dinner Suit - 3-Piece & 6-Piece - Paul Andrew HARRY BlackBoys Tuxedo Dinner Suit - 3-Piece & 6-Piece - Paul Andrew HARRY Black
On saleBoys 5-Piece Tailored Fit Navy Husky Suit Set - Robert Simon IAN Navy BlueBoys 5-Piece Tailored Fit Navy Husky Suit Set - Robert Simon IAN Navy Blue
On saleBoys 5-Piece Check Tailored Fit Navy Suit - Robert Simon Navy Blue and BurgundyBoys 5-Piece Check Tailored Fit Navy Suit - Robert Simon Navy Blue and Burgundy
On saleBoys 5 Piece Tweed Check Tailored Fit Suit - Robert Simon GreyBoys 5 Piece Tweed Check Tailored Fit Suit - Robert Simon Grey
On saleBoys 5-Piece Tweed Check Tailored Fit Suit - Robert Simon Beige and BrownBoys 5-Piece Tweed Check Tailored Fit Suit - Robert Simon Beige and Brown
On saleBoys Check Tailored Fit Blue Suit - 3-Piece or 6-Piece - LIONELBoys Check Tailored Fit Blue Suit - 3-Piece or 6-Piece - LIONEL
(1)
Boys Tailored Fit Tweed Check Suit - 3-Piece or 6-Piece - Paul Andrew MARK Stone BeigeBoys Tailored Fit Tweed Check Suit - 3-Piece or 6-Piece - Paul Andrew MARK Stone Beige
Boys Cotton Blend Classic Combined Suit Set - Blue NavyBoys Cotton Blend Classic Combined Suit Set - Blue Navy
Boys 5-Piece Communion Tailored Fit Suit - WhiteBoys 5-Piece Communion Tailored Fit Suit - White
Boys 5-Piece Communion Tailored Fit Suit - IvoryBoys 5-Piece Communion Tailored Fit Suit - Ivory
On saleBoys 3 Piece Tweed Windowpane Check Tailored Fit Suit - Robert Simon Ryan Navy BlueBoys 3 Piece Tweed Windowpane Check Tailored Fit Suit - Robert Simon Ryan Navy Blue
On saleBoys 5-Piece Tweed Tailored Fit Grey Suit - Robert Simon ADAM Dark GreyBoys 5-Piece Tweed Tailored Fit Grey Suit - Robert Simon ADAM Dark Grey
On saleBoys 3-Piece Tailored Fit Retro Check Suit - Robert Simon ANTHONY NAVYBoys 3-Piece Tailored Fit Retro Check Suit - Robert Simon ANTHONY NAVY
On saleBoys Tailored Fit Husky 5 Pieces Suit Set - Robert Simon Elias BlackBoys Tailored Fit Husky 5 Pieces Suit Set - Robert Simon Elias Black
On saleBoys Tailored Fit Tweed Check Navy Suit - SHELBY - Navy BlueBoys Tailored Fit Tweed Check Navy Suit - SHELBY - Navy Blue
SIRRI
Boys Tailored Fit Tweed Check Navy Suit - SHELBY - Navy Blue Sale priceFrom £47.99 Regular price£89.99
Save £20.00Boys 6-Piece Tailored Fit Suit  - Robert Simon HENRY Dark BlueBoys 6-Piece Tailored Fit Suit  - Robert Simon HENRY Dark Blue
On saleBoys Textured Check Suit - Beau Kid Joseph BlueBoys Textured Check Suit - Beau Kid Joseph Blue
Beau Kid
Boys Textured Check Suit - Beau Kid Joseph Blue Sale priceFrom £42.97 Regular price£74.99
On saleBoys Piping Tuxedo Suit - 3-Piece or 5-Piece - Dark Blue & WhiteBoys Piping Tuxedo Suit - 3-Piece or 5-Piece - Dark Blue & White
On saleBoys Piping Tuxedo Suit - 3-Piece or 5-Piece - Black & WhiteBoys Piping Tuxedo Suit - 3-Piece or 5-Piece - Black & White
SIRRI
Boys Piping Tuxedo Suit - 3-Piece or 5-Piece - Black & White Sale priceFrom £44.99 Regular price£79.99
On saleStylish Boys Tartan Plaid Suit - Red - Black Model PictureStylish Boys Tartan Plaid Suit - Red - Black Model Front Picture
Boys 5-Piece Tweed Like Glen Check Suit - Luis Navy mODEL pICTUREBoys 5-Piece Tweed Like Glen Check Suit - Luis Navy mODEL fRONT pICTURE
Boys 5-Piece Tweed Like Glen Check Suit - Luis Pale Blue Front PictureBoys 5-Piece Tweed Like Glen Check Suit - Luis Pale Blue Model Picture

What Is a Tailored Fit Suit for Boys?

A tailored fit sits neatly through the shoulders, chest and waist, creating a defined shape without fitting as closely as a slim-cut suit. The trousers also have a cleaner line through the leg, giving the whole outfit a sharper finish.

For many boys, tailored fit offers an ideal balance between traditional regular-fit tailoring and a closer slim-fit silhouette.

Prefer a narrower cut? Explore our boys slim fit suits. Need a little more room around the waist and seat? Browse our boys husky fit suits.

Boys Tailored Suits for Weddings, Prom & Communion

A well-fitted tailored suit is a versatile choice for weddings, page boy outfits, Communion, prom and other formal occasions.

For weddings, tailored suits create a smart page boy or junior groomsman look without appearing overly formal. Navy, blue, beige and lighter shades work particularly well for spring and summer celebrations, while grey, black, tweed and deeper tones are ideal for autumn and winter events.

For Communion, classic white, ivory and light-coloured suits offer a traditional formal look. For prom, parties and evening occasions, darker tailoring, checks, textured fabrics and statement colours can create a more individual outfit.

You can also explore our boys page boy suits, boys Communion suits, boys prom suits and boys tuxedos to shop by occasion.

Choose the Right Boys Suit Set

The number of pieces you need often depends on the occasion and the look you want to create.

A 2-piece suit keeps things simple with the essential tailored pieces, while a 3-piece suit adds a waistcoat for a more traditional layered look. A waistcoat also helps the outfit stay smart when the jacket comes off.

For an easier head-to-toe outfit, our 5-piece suit sets can include coordinating pieces such as a shirt, tie or other accessories, depending on the style.

How Should a Boys Tailored Fit Suit Fit?

A good tailored fit should look neat and structured without restricting movement. When choosing a boys suit, check the fit across the shoulders, chest, waist and trouser length.

  • Shoulders: The jacket should sit flat across the shoulders without pulling or extending beyond the natural shoulder line.
  • Chest: The jacket should button comfortably without creating tension across the front.
  • Sleeves: The sleeve should finish neatly at the wrist, allowing a small amount of shirt cuff to show.
  • Waist: Trousers should sit securely and comfortably without feeling tight.
  • Trouser length: Aim for a clean finish around the shoe without excessive fabric gathering at the ankle.

If the chest and waist feel too tight but the next size looks too long, consider changing the fit rather than simply sizing up. A different cut can often give a better overall result.

Colours, Fabrics & Styles

A navy or grey kids suit is a versatile choice for weddings, formal events and family occasions, while black creates a more traditional evening or formal look.

For warmer-weather celebrations, beige, light blue and other lighter shades can create a softer finish. Checks and tweed add character to weddings and seasonal occasions, while velvet and more distinctive styles work well when the dress code calls for something special.

Use the filters above to narrow the collection by colour, size, style, fabric and number of pieces.

Complete His Suit

Once you have chosen the suit, finish the outfit with a boys formal shirt and a pair of smart boys shoes.

Add a tie or bow tie for a classic formal finish, or coordinate the outfit with a pocket square for an extra touch of colour.

For weddings and group occasions, coordinating accessories can also help create a consistent look for page boys, brothers and junior members of the wedding party.

Why Shop Boys Tailored Fit Suits at SIRRI?

At SIRRI, boys formalwear is a core part of our collection. Shop different fits, colours, fabrics, suit sets and occasion styles in one place, making it easier to find an outfit that works for both the event and the child wearing it.

Shop with free UK delivery, free UK tracked returns and our lowest price guarantee, with worldwide shipping options also available.

Not sure whether tailored fit is right? Browse our complete boys suits collection to compare tailored, slim and husky fits alongside wedding, Communion, prom and formal styles.

Boys Tailored Fit Suits FAQs

What does tailored fit mean in a boys suit?

Tailored fit creates a defined shape through the jacket and trousers without fitting as closely as a slim suit. It is designed to provide a smart silhouette while maintaining comfortable room for movement.

Is tailored fit the same as slim fit?

No. Slim fit usually sits closer through the chest, waist and trouser leg. Tailored fit still looks structured but generally offers a little more ease through the body.

Should I choose tailored fit or regular fit?

Choose tailored fit if you want a more defined, contemporary silhouette. Regular fit generally offers more room and a straighter shape. The best option depends on your child’s build and how close you want the suit to sit.

What occasions are boys tailored suits suitable for?

Boys tailored suits work well for weddings, page boy outfits, Communion, prom, graduations, parties, school events and other formal family occasions.

What should a boy wear with a tailored suit?

A formal shirt and smart shoes create the foundation of the outfit. Add a tie or bow tie for a traditional formal look, with a pocket square or coordinating accessories for extra detail.

What if my child is between suit sizes?

Prioritise a comfortable fit across the shoulders, chest and waist. Trouser and sleeve length can often be adjusted more easily than a jacket that is too tight through the body.

Where can I compare other boys suit fits?

Browse our full boys suits collection to compare tailored fit with slim fit, husky fit and other formal styles.