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Expandable Laptop Briefcase Bag for Men – 15.6 Inch Nylon Bags B771

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Men's laptop shoulder bag with adjustable padded strap for daily office commuting, business travel, and hands-free carrying

Expandable Laptop Briefcase Bag for Men – 15.6 Inch Nylon Bags B771

$77.86 USD

商品バリエーション

Secure payment system

A crowded briefcase slows down busy days. This expandable laptop briefcase for men keeps your 15.6-inch laptop, 11-inch tablet, documents, and daily essentials in dedicated spaces, with an expansion zipper for extra packing room when plans change. Water-resistant nylon, a padded detachable shoulder strap, and a rear luggage sleeve make it a practical choice for office commutes, business trips, and short getaways.

MORE DETAILS

Expandable Laptop Briefcase: Approx. 25L standard capacity, expandable to 28L
Durable 2520D Nylon: Tear-resistant fabric with water-resistant treatment
Dual Main Compartments: Separate storage for documents, clothing, electronics, and daily essentials
15.6-Inch Laptop Sleeve: Padded laptop storage with a separate 11-inch tablet compartment
Multiple Organizer Pockets: Dedicated slip pockets, zippered compartments, and small accessory storage
Quick-Access Front Pockets: Two U-shaped exterior compartments for commuting essentials
Concealed Rear Zipper Pocket: Discreet storage for passports, wallets, and valuables
2-in-1 Carry Design: Hand carry or use the detachable shoulder strap for shoulder and crossbody wear
Adjustable Padded Shoulder Strap: 30–55 inches for a personalized fit
PU Leather-Wrapped Handles: Comfortable grip with snap-button fastening
Luggage Trolley Sleeve: Rear strap attaches to rolling suitcase handles
Expandable Zipper Panel: Adds approximately 2 inches of packing depth
Polyester Lining & Metal Zippers: Practical finishing details for everyday use

SPECIFICATIONS

Model: B771
Product Type: Expandable Laptop Briefcase / Business Laptop Bag
Capacity: Approx. 25L Standard / 28L Expanded
Ideal Use: Office commuting, business travel, work, overnight trips
Dimensions: 17.5 × 7 × 11.7 in (44.5 × 17.8 × 29.7 cm)
Expanded Depth: Approx. 9 in (22.9 cm)
Weight: 2.97 lbs (1.35 kg)
Exterior Material: 2520D water-resistant nylon
Lining: Polyester
Handle Material: PU leather
Color: Black
Laptop Compatibility: Up to 15.6-inch laptop
Tablet Compatibility: Up to 11-inch tablet
Main Storage: 2 spacious compartments
Shoulder Strap: Detachable, adjustable 30–55 in
Carrying Options: Hand, shoulder, crossbody
Expansion: Zipper expansion panel
Security: Concealed rear zippered pocket
Travel Feature: Rear luggage trolley strap
Closure: Zipper

Travel Note: Airline cabin baggage rules vary by carrier. Compare the bag's dimensions, especially when expanded, with your airline's carry-on and personal-item limits before flying.

SHIPPING

Shipping cost:

Standard Shipping, Free Shipping
Express Shipping, Shipping cost: $6.99

Process time:

1-2 business days;

Shipping time:

[US,CA,UK,DE,FR] Standard Shipping, 2-7 business days;
Express Shipping, 2-4 business days
Worldwide Shipping, 7-14 business days

WARRANTY & RETURNS

Warranty:
All WITZMAN bags include a 1-year (365-day) limited warranty. Please review our Warranty Policy for coverage details.

Travel fit note:
Airline carry-on and under-seat limits vary by carrier, aircraft, and packing level. Compare the listed bag dimensions with your airline before travel.

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Expandable Laptop Briefcase Bag for Men – 15.6 Inch Nylon Bags B771

$77.86 USD

Free shipping and 30day returns

Product guidance

FAQs

Practical guidance on materials, fit, packing, care and everyday use—so you can choose with confidence and travel prepared.

Materials and durability
Packing and carry-on fit
Care, delivery and support

Please read our FAQs page to find out more.

How does the expandable design help with business travel?

The B771 includes an expansion zipper that increases the bag's depth from approximately 7 to 9 inches, providing extra room for files, clothing, or other travel essentials. Keep it unexpanded for regular office commutes, then open the expansion panel when you need more packing flexibility. This makes it especially useful for professionals who occasionally extend their workday into an overnight trip.

Can the briefcase carry both a 15.6-inch laptop and an 11-inch tablet?

Yes. The bag features dedicated padded storage for a laptop up to 15.6 inches, along with a separate compartment for an 11-inch tablet. Keeping devices separated helps reduce contact with keys, chargers, and other belongings. Because laptop dimensions vary between manufacturers, check the actual width and thickness of your device before purchasing.

Is this briefcase suitable as an airline personal item or carry-on?

The bag measures approximately 17.5 × 7 × 11.7 inches when unexpanded. It may qualify as cabin baggage on airlines whose size limits accommodate those dimensions. However, personal-item restrictions are often smaller than overhead carry-on allowances, and expanding the bag increases its depth. Always check your airline's published dimensions; underseat storage is not guaranteed.

What makes this bag practical for commuting and business meetings?

The combination of a padded laptop sleeve, dedicated tablet storage, organized front compartments, and detachable shoulder strap supports everyday work routines. Carry it by the top handles for meetings or use the padded shoulder strap when walking longer distances. A concealed rear pocket provides discreet storage for valuables, while the trolley sleeve adds convenience when traveling with a suitcase.

Is the nylon material waterproof, and how should I maintain it?

The 2520D nylon exterior has a water-resistant treatment designed to help protect against light rain and everyday splashes. However, the bag is not fully waterproof, and moisture may enter through seams or zippers during prolonged exposure. For sensitive electronics, use an additional protective sleeve in heavy rain. Clean the exterior with a soft damp cloth and mild soap, then allow it to air-dry naturally.