Cosingius is a family-run Sardinian artisan brand making traditional and contemporary footwear, leather goods and clothing. Its shoes are handcrafted in Sardinia using techniques derived from traditional shepherd footwear, with many models available made to measure.

The brand also produces leather bags, backpacks and belts in its workshop in Nurallao and works with local artisan tailors for traditional Sardinian clothing. Materials include vegetable-tanned Italian leather, Sardinian woven textiles and Italian-made hardware.

Cosingius combines traditional construction with practical outdoor and work use, including trekking and work footwear. The online shop ships across Europe and also carries selected third-party outdoor footwear alongside the brand's own products.