You don't need another piece of kit that sits in the corner. You need one that earns its place — every session. The Battle Bag is four adjustable chambers, military-spec construction, and fifteen years of field-testing. One bag. Every workout. No excuses.
SKIP TO THE STORY
2009 - THE ORIGIN:
Our founder was deployed with the British military in Afghanistan when he identified a gap. Field training was being done with improvised kit — nothing portable, nothing adjustable, nothing built for the conditions.
Inspired by a simple toiletry bag with multiple compartments, he began prototyping. The idea: a compact, adjustable, military-spec training bag that soldiers could actually use on deployment.
2013 - MILITARY MILESTONE
After years of prototyping and testing, the Battle Bag was born — patent-protected and army-approved.
Over 800 bags were issued across British military units. It didn't just pass the test. It became standard kit.
Patent-protected and army-approved, over 800+ bags were deployed across military units.
2021 - FROM FIELD TO FITNESS:
Why should the military have all of it? After seeing how well the Battle Bag performed in gyms and with fitness professionals, the decision was made to bring it to the market. Same military-grade build. Same adjustable four-chamber system. Now available to anyone who trains with purpose.
That's when The55 was born, bringing the same military-grade durability and all-in-one functionality to the masses.
COMING SOON - WHAT'S NEXT:
We're taking this beyond the UK. Next stops: North America and beyond. Built for the field. Ready for the world.
Four chambers. Adjust weight 10 to 40lb — or 55lb in the pre-filled version — in seconds. Fill it yourself or grab a pre-filled bag and go. It's a full gym in a bag. And it works as hard as you do.
One Bag! No Limits!
Custom Fill= load up with your own weight
Loaded = Ready out the box with 4 x weights options
THE CUSTOM BUILD — UNFILLED 4-CHAMBER SANDBAG
Load it your way. Sand, gravel, or water bottles — build exactly the resistance you need. Total flexibility.
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THE READY-TO-GO — PRE-FILLED MULTI-WEIGHT SANDBAG
Our best seller. Arrives loaded. Four adjustable weight options. Train the moment it arrives.
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Folds and rolls to fit under the sofa, in the shed, or in a kit bag. One bag replaces a rack of kit.
Roll it flat. Pack it in a suitcase. Set up a full session anywhere — no gym required.
Squats, deadlifts, carries, presses, swings — the Battle Bag works every muscle group.
Cue 30+ functional training workouts (and counting) from our favourite PTs. Plus, everything you need to know to up your training game
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