Created with Tenayas new M4 technology, the Tanta Lace features many qualities of our highest performance shoes and laces that provide exceptional, all-day comfort. Neither too stiff nor too soft, slightly curved, with glove-like fit and dynamic response, the Tanta Lace performs great in all kinds of situations. Expect the Tanta Lace to make your climbing feel easier and more intuitive, leaving your footwork to flow in a natural and precise way.