ON ZEN is the commercial brand of MOUTINHO RIBEIRO DA SILVA, a Portuguese producer of Professional and Orthopedic footwear, personalized wood lasts and iinnersoles.

Our range of technical products also include a special Shoes for Diabetics, made in soft leather, no interior sttitching, adaptable Velcro system, a width last and ample volume, with a soft and flexible sole, and a removable insole to allow the use of personalized solution.