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Bitcoin21

Bitcoin Sports & Fitness Apparel – Minimalist. High-quality. Timeless.

Minimalist basics in good quality – simple and timeless. For people who live and love Bitcoin.

Bitcoin Sportswear from Bitcoin21 isn't a cotton shirt with a new label. Technical polyester that wicks moisture away, in the same plain designs as the rest of the range.

Bitcoin Sports Shirt “Proof of Work” – for training

The Bitcoin Sports Shirt in technical polyester fits close enough to stay out of your way during training, and dries faster than cotton ever could. €30.

Bitcoin Running Shirt “Running Bitcoin” – 135 g/m² for the distance

The Bitcoin Running Shirt weighs 135 g/m², noticeably lighter than the sports shirt — built for longer distances. The name is a nod to Hal Finney's tweet from January 11, 2009. €30.

What comes along

The Bitcoin Socks from €15 and the Bitcoin Cap belong in this category too — both pieces that work as well during training as after.

Keep stacking sats.

Pay in Bitcoin. Alongside the usual payment methods you can pay us directly in Bitcoin — because a Bitcoin brand should accept Bitcoin.

Learn more: How to Buy Bitcoin Clothing: The Complete 2026 Guide. Why we build on durable quality and timeless basics instead of trends.

Bitcoin21 founder Tobias in studio portrait
Bitcoin21

Your Bitcoin clothing

We're Bitcoiners and we wear what we sell: minimalist basics in good quality, simple and timeless – at work, out and about, in your free time. Across the shop you decide how visibly you wear it: with the Bitcoin21 logo in orange, or subtly stitched tone-on-tone in our Privacy line. ⚡️ Wear your mindset ⚡️