The Grivel Air Tech New Classic Crampon is designed to generate extra grip on rock, snow and ice. Made of extra durable chromoly steel they are highly durable and rust resistant. The full strap design makes them compatible with modern footwear, providing a secure, comfortable fit without limiting movement. The Air Tech New Classic Crampon are ideally suited to modern mixed climbing, providing the bite of climbing crampons with the flexibility of walking crampons.