crampones

Crampones are traction devices mounted to sturdy mountaineering boots to improve grip on ice and hard-packed snow. They consist of a metal frame with a series of points and a binding system that secures the crampon to the boot. The frame is typically made of steel or aluminum, with steel offering durability and edge retention and aluminum providing lighter weight for less technical terrain. Front points vary in length and design to optimize stability on ice, while additional points along the sides help with balance on uneven surfaces.

There are several binding configurations. Strap-on crampons use adjustable straps to attach around the boot, step-in crampons secure by stepping the boot into a toe bail and fastening a heel strap, and automatic or semi-automatic crampons attach to specialized boot soles with a more rigid connection often favored for technical climbing. Bindings and frames come in rigid or semi-rigid forms, and some models include anti-balling plates to reduce snow buildup.

Fit and compatibility are important. Crampons must match the boot type and sole width, and sizing is typically based on the boot length. Proper adjustment of the binding, alignment of the points, and secure fastening are essential before use. After climbing, remove moisture, dry the crampons, and inspect for cracks, bent points, or loose parts; sharpen worn front points if needed.

Crampons are used for glacier travel, ice climbing, and mixed terrain, where reliable traction and controlled movement are critical for safety.