Easy to attach: These replacement laces are designed for the Salomon Quicklace system, making them extremely simple to install and adjust. Just thread the tip through the locking mechanism and pull tight for a secure and comfortable fit. Durable quality: The shoelaces are made from a blend of spandex and high-quality ABS plastic, built to withstand the demands of running, hiking, and other outdoor activities. This material combination ensures long-lasting performance and resistance to wear and tear. Secure and comfortable fit: The Quicklace system provides precise and secure fit, allowing you to fine-tune the tension of your shoelaces for optimal comfort and support. The laces stay securely in place without coming loose, even during intense activity. Specifications: Sizes: Length S: 120 cm Length M: 140 cm Material: Spandex + ABS Package includes: 2 pairs of shoelaces