Briggs & Riley @work Large Expandable Brief 17.5" Model KB307X-4

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Briefcase and travel bag all in one, Large Expandable 17.5" Brief expands to fit your travel accessories and business gear. Briggs & Riley® @work Large expanding briefcase fits laptops up to 17 inches. SHIPS FREE!

@work Large Expandable 17.5" Brief has a Briggs & Riley® manufacturer lifetime guarantee.

Briggs & Riley® @work Large Expandable Brief Features:

  • Dimensions 17.5" x 12.5" x 6" / 31.8 cm x 44.4 cm x 15.2 cm
  • Weight 4.2 lbs
  • Material is ballistic nylon
  • Fits up to 17" laptop
  • Outside expanded depth 8.5" / 21.6 cm
  • Style #KB307X-4 Briggs & Riley® @work Collection

2 parts briefcase, 1 part travel bag - the brief for an overnight business trip. This expandable briefcase allows you to easily organize your business files, Bluetooth headphones, tech gear, as well as pack a change of clothing to change your shirt on a hot humid day, or if you are headed to the gym after work. Fits 17" laptops. At work Large Expandable Brief Briggs & Riley® is available in color Black.

Additional features of the atwork Large Expandable 17.5" Briefcase are a Hideaway ID tag to conceal your personal information. Removable straps have a sleek gunmetal finish hardware. The back of the softside briefcase has a shoulder strap pocket so you can tuck your strap away when not in use to prevent tripping on your shoulder strap, and it just looks more neat. For those professionals who travel with their iPad® or e-reader, there is a fleeced lined padded tablet sleeve to protect your electronic.

On the front of the soft briefcase is a handy SpeedThru™ pocket that has bright orange fabric lining so you can easily see if your pocket is open. SpeedThru™ pocket is convenient for storing valuables such as a watch and passport quickly while zooming through TSA airport security.

@work Large Expandable 17.5" Brief has an RFID blocking pocket to store your passport or ID when you travel to protect yourself from digital theft. What is RFID?

Featured Highlights:

  • Cinch-down privacy panels neatly accommodate and conceal a change of clothes for after work
  • Fleece-lined padded compartments for high-tech gadgets like smartphones, power adapters, and mp3 players, plus removable key keeper, pen loops, and elastic pockets for various peripherals
  • Gusseted fan file partition with molded lightweight file divider stores letter and legal-sized folders and files, and can be unzipped and laid flat to access clothing
  • Lightweight, removable computer sleeve with molded interior for added protection
  • Top zippered organizer pocket for power adapters, cables and other tech essentials
  • Ballistic nylon outer fabric resists wear, water, dirt and abrasion
  • Durable double webbing/leather handles provide a comfortable grip
  • Hidden zippered privacy pocket on back panel
  • HideAway™ ID tag conceals personal information
  • Slip-through back strap allows bag to slide over any Briggs & Riley Outsider® handle for fast, convenient travel
  • SpeedThru™ pocket for quick storage of items at security checkpoints
  • YKK® RC zipper hardware for smooth, self-repairing zipper action and ergonomic double zipper pulls

About Briggs & Riley @work Luggage Collection

@work is the ultimate in professional polish, offering the tools necessary for supreme organization. When business takes you on the road, @work coordinates with Briggs & Riley's Baseline luggage collection for streamlined practicality and style.

Shop Briggs & Riley® Professional @work Collection

@work Large Clamshell 17.8" Backpack

@work Medium 17" Backpack 

@work Large Expandable Rolling Brief 

@work Medium 16.5" Brief

@work Medium Slim Rolling 16" Brief 

@work Medium Mutlipocket 17" Backpack

@work Medium Rolling Expandable 16.5" Brief

@work Large Expandable 17.5" Brief

@work Medium Expandable 16.5" Brief

@work Medium Slim 16.5" Brief

@work Large Clamshell 17.8" Backpack

Shop Briggs & Riley @work Collection

Shop All Briggs & Riley Luggage

Rolling Travel Reality Checks Luggage Briggs & Riley® Video

Briggs & Riley® Video will show you how to pack more with with Briggs & Riley® hard case or soft case luggage from Baseline Colleciton, Sympatico Collection. Briggs & Riley® Spinners are lightweight and their at work collection can easily go from work to leisure. Briggs & Riley® will demonstrate in this video how their bags perform.

Briggs and Riley Large Expandable Brief Case Video

Briggs and Riley demonstrates the Large Expandable Briefcase model KB307X from the at work collection. This video shows the original model of the Large Expandable Briefcase. Keep in mind some changes have been made to the recent briefcase model.

Briggs & Riley Travel Reality Checks Video

Briggs & Riley Luggage is designed for real life and here is why. Briggs & Riley solves problems for global travelers.

What Inspires Briggs and Riley to Design Luggage Brand Video

Briggs and Riley luggage is inspired by real life travelers. Watch the video to learn more about what inspires Briggs and Riley to design suitcase, briefcases, travel backpacks...

Briggs & Riley® has a LIFETIME GUARANTEE

Briggs & Riley® brand believes that customers are family. When you are family you do what is right. Briggs & Riley® lives by the philosophy that customers are family and should lookout for one another and that is why Briggs & Riley® offers a lifetime repair guarantee on all their bags. If your Briggs & Riley® bag is ever broken or damaged, even if the airline caused the damage, Briggs & Riley® will repair your bag free of charge. To Briggs & Riley® "lifetime guarantee" is more than a marketing strategy; its a sigh of their integrity. Review your Briggs & Riley repair options at

Briggs & Riley® PHILOSOPHY

Briggs & Riley® bags are engineered for reality and knows that when your traveling, your luggage can mean the difference between a frantic trip or a relaxed trip. Briggs & Riley® listens to its customers, who are using the products and design bags for their customers' real world needs.A handle mounted on the outside of a bag to create more room and flat packing. A pocket to hold toiletries or safeguard your passport. An expansion system that adds capacity then compresses your belongings securely in place. In fact, we have multiple patents designed to make travel, well, easier. It ’s innovative thinking like this – never for innovation’s sake – that sets Briggs & Riley® apart. Now combine all that with the only unconditional lifetime guarantee in the business. It’s no wonder our customers are nothing short of Fanatical about our bags. Read more about Briggs & Riley's Philosophy at

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Going In Style thinks you would enjoy this video from MR PORTER showing you how to pack for your next business trip. At work large expandable brief is perfect for business travel now here are some tips to pack your large expandable brief.

How To Pack For A Business Trip

MR PORTER meets Mr Duncan Ellis, company director of Scruffy Bird Management; Mr Seamus Hoar, founder of Hoar Marshall; and Mr Götz Offergeld, founder of Fräulein magazine, in this short guide to travelling lightly. Use their simple tips and tricks to help streamline your packing process for your next business trip.


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