Please Note: There are numerous types of OC spares which vary across styles and seasons, because of this we do not list the spares to sell online. Please send an email to us with the model name of your boot and we will identify the correct spare part for you.

The OC system® helps you stay a step ahead. The non-slip system is built into many of the Olang winter footwear styles blending fashion and function. The OC system® is an innovative, internationally-patented non-slip system. In many cities and regions across the globe, people struggle with dangerous, icy surfaces when at work and during their everyday activities. In places where harsh weather conditions are common, nobody - no matter how familiar they with them - is fully at ease whilst out and about.

The patented OC system® will put an end to these problems, once and for all. Our non-slip system increases grip, helping you to walk comfortably and keep a firm footing on icy surfaces. OC system® is built into the soles of your shoes during the production phase. The system features stainless steel studs and a framework created with special, flexible polyurethane that is durable at even the most extreme temperatures. The OC system® KEY: makes it easy to use the OC system®. Use our unique design to flip the OC system® ON or OFF in a flash.