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  • Solid color t-shirts are 100% cotton; heather grey is 90% cotton, 10% polyester; charcoal heather is 52% cotton, 48% polyester
  • Ethically sourced
  • Slim fit, but if that’s not your thing, order a size up
  • 4.2 oz (145g), but if that’s too light, try our heavier Classic T-Shirt
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Open Source (Light)
Designed by MonkeyKnot
Love open source? Love people…especially from a distance? This design pays homage to the amazing feats of open source contributors everywhere, each making magic happen, each from their own comfort zone. Together we're stronger, even if we're not in the same room. (Design: VM Brasseur & Rex Smeal)
Available on +49 products

Unisex T-Shirt

Open Source (Light) by MonkeyKnot