High-quality split leather upper features reinforced hook-and-loop closures that allow quick on and off and simple adjustment
4 - 4.6mm-thick Boreal FS-QUATTRO rubber is extremely sticky and highly abrasion resistant; rubber provides consistent performance across a range of temperatures
Polyurethane mesh linings and padded, mesh tongues move moisture away from your feet to ensure comfort while climbing
Lightly cambered last and asymmetric sole shape enable excellent edging while maintaining great sensitivity