Trekking lacing available in various lengths and colors. Our laces have a strong core that makes them durable and resistant to breaking. They are made of strong polyester fibers with a very thick weave, making them strong and inflexible. Ideal for trekking shoes, hiking, winter or sports.The most important features:- Not resolved,- Abrasion resistance,- Shatter-resistant,- They have a core- Strong bond,- Diameter 4 or 5 mm,- Large selection of lengths and colours