TIGERNU B3143 Large Capacity Waterproof Travel Backpack with USB Charging Port

Power through your busy city commute, international flights, and long university days with the ultra-reliable TIGERNU B3143 Laptop Backpack. Built for modern professionals, students, and frequent flyers who pack heavy but want to travel light, this roomy 27-litre workhorse easily handles your entire digital setup. It clears away the stress of jammed pockets, dead phone batteries, and caught-in-the-rain walks, giving you an organised, secure base for your daily routine.

The standout feature of this pack is its double-layer anti-theft zipper tracking system combined with an external USB charging port. If you are worried about pickpockets targeting your bag on packed trains or airport queues, the puncture-resistant dual-layer zips—paired with an included free padlock—keep thieves locked out. When your phone runs low on power while you are walking, you can simply plug into the external USB port to top up your battery directly from your power bank tucked safely inside.

• Double-Layer Anti-Theft Zips: Puncture-resistant dual zipper tracks prevent forced entry and include a free security padlock.
• External USB Charging Port: Connect your device on the go while keeping your portable power bank safe and dry inside.
• Padded 15.6-Inch Laptop Bay: A dedicated internal tech sleeve alongside a separate tablet zone to cushion screens from bumps.
• Splashproof Nylon Fabric: High-density, water-resistant outer material that easily shrugs off heavy downpours and accidental spills.
• Ergonomic Load-Sharing System: Arcuate shoulder straps and breathable, elastic foam backing reduce stress on your spine.
• Smart Utility Extras: Loaded with a hidden earphone cable pass-through, a glasses hanger clip, and elastic side bottle pockets.

The TIGERNU B3143 solves the typical issues of cheap backpacks sagging flat, tearing at the shoulder joints, or letting wet weather seep through the fabric seams to ruin your computer. This structured alternative uses reinforced stitching and a weather-resistant shell to keep your clothes, tech, and documents entirely dry. Complete with internal mesh compartments and a soft interior lining, it stops your accessories from scratching against each other during long, hectic days.

With its cabin-compliant 49cm x 33cm x 17cm dimensions, this unisex backpack glides through airline carry-on checks and slides neatly into overhead lockers or under train seats. It balances a massive 27-litre packing volume with a sleek, low-profile solid pattern that matches beautifully with both office tailoring and casual weekend clothing. If you want a tough, highly secure, and smart pack to organise your workspace on the move, this rucksack is built to deliver.

• Brand & Model: TIGERNU T-B3143 Expandable Laptop Backpack
• Style: Professional Business, Travel & Campus Rucksack
• Primary Material: High-Performance, Water-Repellent, Wear-Resistant Solid Nylon
• Interior Lining: Smooth Protective Polyester
• Closure Type: Anti-Theft Double-Layer Zipper System (Free Padlock Included)
• Connectivity: Integrated External USB Port (Power bank not included)
• Carrying System: Arcuate Shoulder Straps with Breathable Elastic Foam Back Panel
• Internal Storage Volume: Expansive 27 Litres packing space
• Device Compatibility: Fits laptops up to 15.6 inches + dedicated independent tablet compartment
• Organiser Architecture: Main Compartment, Tech Sleeve, Glasses Hanger, Earphone Hole, Side Mesh Pockets
• Product Dimensions: 49cm x 33cm x 17cm (H x W x D)
• Pattern Type: Clean Minimalist Solid Finish
• Gender: Tailored for Men (Unisex Versatile Application)
• Origin: Mainland China