• 94% cotton, 5% polyester, 1% polyurethane

• Size M : Length and best fit for 25-28cm feet, approximately UK Men's size 6-9
• Size L : Length and best fit for 27-30cm feet, approximately UK Men's size 8-11

• Solar-Powered Factory — After their factory was destroyed by fire, Anonymous Ism rebuilt it with solar panels, running almost entirely on renewable energy. Their AW24 collection marked the first season produced using solar-powered machinery.
• Keeping Craft Alive — Anonymous Ism's approach to sustainability goes beyond materials. By investing in their factory, retaining skilled craftspeople, and knitting on traditional Japanese machines, they're preserving a heritage of quality that underpins everything they make.

When life gives you lemons, you make lemonade – at least, you do if you’re premium Japanese sock brand, Anonymous Ism. After their factory burned down in a catastrophic fire, they saw the chance to rebuild better, switching almost entirely to solar energy. They still use traditional knitting machines to produce incredibly high-spec socks, just as they’ve always done, but the power driving them is a whole lot cleaner than the competition.

That same long view carries through to how the business treats its people. These socks aren’t contracted out overseas to the lowest bidder – they’re proudly Japanese-made by specialists who’ve made a career out of their craft. Every pair is designed and knitted in Japan using top-quality yarns – from psychedelic kasuri-dyed cotton to Nordic-style jacquard-pattern socks in durable wool-blend fibres.

For Anonymous Ism, ‘sustainability’ is about more than just using recycled or organic materials; it means keeping skilled craftsmanship alive, investing heavily in renewable energy and making the best product possible. If you agree, why not vote with your feet?