The big attraction of this crampon is that you do not need heavy (expensive) B2 boots as it will securely fit on any lightweight approach/running shoe or standard flexible hiking boot.

Straps and quick-release buckles on both the toe and collapsible heel pieces make the KTS easy to adjust.
Made from 7075-T6 anodized aircraft aluminum for maximum strength and durability
Only 540g per pair
Ten 3/4-inch points allow a natural stride, reduce snagging and snow-packing
Front points are 10 degrees open for optimal performance with flexible footwear
Packed dimensions are 3.5"x3.5"x8"

The KTS Steel is the best choice for snow and ice travel over abusive terrain, when durability and sharpness are more important than weight.