Xtenex X300 Triathlon Black Silver Shoelaces Scarpa Xtenex X300 Silver Laces are

Xtenex X300 Silver Laces are the best elastic laces in the world and are popular with professional athletes

This pair are Natural Salomon Quicklace laces

a tightening and restricting pressure at the top of the shoe

Xtenex X300 Orange Purple Laces are the best elastic laces in the world and are popular with professional athletes

Xtenex X300 Triathlon Black Silver Shoelaces Scarpa Xtenex X300 Silver Laces areXtenex X300 Black Silver Laces are the best elastic laces in the world and are popular with professional athletes; from golfers to distance runners to triathletes. They are also are perfect for anyone who wears casual shoes, senior shoes, orthopedic shoes, medical shoes, diabetic shoes, children's shoes and everyone else in between. Xtenex (indeXed TENsioning nEXus) is a worldwide patented elastic lace technology that produces adjustable tensioning