Urban Aesthetics Meet Dynamic Functionality
Welcome to the world of sophisticated mobility, where every path has a destination and every accessory tells a story. The Tumi Alpha Bravo Knight Sling in the striking colour "Black Geometric" is much more than a storage solution for your essentials – it is a statement for the modern student and the style-conscious business professional alike. When everyday life flows seamlessly between lecture hall, office, and airport lounge, you need a companion that reflects this flexibility. The design impresses with a fascinating geometric structure that gives classic black a modern depth without being intrusive. It is precisely this balance of visual sophistication and practical utility that we at Hallerstede value so highly and that makes you look forward to every use of this backpack.
Masterful Craftsmanship for the Highest Demands
At the core of this exceptional piece of luggage is the uncompromising quality for which Tumi is renowned worldwide and which we have curated in our house for generations. With compact external dimensions of 40 x 27 x 16.5 cm, the Knight Sling offers a surprising space miracle, specially designed for carrying your most important work tools and personal items. Despite its robust construction, it remains pleasantly light on the shoulder with a weight of only 0.91 kg.
The secret lies in the intelligent choice of materials: a high-quality combination of durable nylon and fine leather accents not only provides an exclusive feel but also guarantees the durability you expect from a premium product. Whether worn as a casual crossbody bag or as a functional backpack – this model adapts to your ergonomics and pace, not the other way around.
- Colour: Black Geometric
- External dimensions: 40 × 27 × 16.5 cm
- Weight: 0.91 kg
- Material: durable nylon with fine leather accents
- Carrying options: crossbody or as a backpack
A Quality Promise from Tradition
At Hallerstede, we have understood ourselves for six generations not only as retailers but as experts in products that enrich your lifestyle. The Tumi Alpha Bravo Knight Sling is such a product that our house recommends with full conviction. It embodies the promise of an investment that pays off day by day – through reliability, style, and the good feeling of being perfectly equipped.
When you choose this model, you are not just selecting a bag, but a piece of lived quality that will faithfully accompany you on your individual career path and travels. Let yourself be inspired by the symbiosis of tradition and innovation and experience how this sling makes your everyday life a little more complete.
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Main compartment with zip
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Address tag
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Adjustable shoulder strap
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Side pockets
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TUMI Tracer®
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zip compartment
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mesh pocket
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Key holder
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Pen holder
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2 card slots
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Tablet compartment
In family hands for generations
Behind Hallerstede.com is a family business with over 175 years of tradition. Our leather goods store in Oldenburg is currently run by Max and Kajta Hallerstede.
With extensive experience and a keen sense for quality, we carefully curate our range. Whether bags, school satchels, backpacks, or Suitcases, you will find durable companions for everyday life and travel with us.
Technical Data
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BrandTUMI
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SeriesAlpha Bravo
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Product typeShoulder bag
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colourBlack/Grey
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Height35,5 cm
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Width23 cm
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Length10,75 cm
Any questions about the product?
Our support team assists you quickly and personally. Simply write to us
via WhatsApp.
Alternatively, you can also reach us by email: support@hallerstede.de
Availability: Monday to Friday, 9:00 AM – 3:00 PM
Since you are speaking with real people, short waiting times may occasionally occur. We will respond to inquiries outside our service hours as soon as possible on the next working day.





