Nortec ® – Turtles ®. A complete range of shoe chains that reduce the risk of accidental falls and slipping on snow, ice and low adherence (with undergrowth of mud, foliage, etc..). The constant research on materials and production methods, combined with the Professional Experience of Nortec ® gives the products Nortec ® and Turtles ® technological excellence and quality that provides the best response to the technical, professional and more advanced sports. Our shoe chains are ideal for trail running, hiking and Nordic walking during the winter.