Traction: 22 Replaceable push through steel studs for gripping traction in icy snowy conditions. This lightweight packable design is the perfect solution for winter walks and general use. Fit: Boa-Fit: Dial in the perfect fit and easily adjust on the fly when needed. The Boa L6 fit system wraps from all angles to create a fluid form-fit and is designed to work best on low-to-mid volume shoes.DURABILITY Guaranteed: The Boa components are guaranteed for life and the cleat system is backed by Korkers Rock Solid Guarantee. Rest assured this product is made to last no matter where your adventure may take you.