Headed for the Ouray Ice Festival in January? Can’t wait for that local curtain of water to freeze? Is moving light and fast up that same frozen curtain your idea of a perfect world? Check this out… Grivel says: The evolution of the modern technique of climbing ice pushes towards a more fluid motion, more elegant and faster, therefore it demands a crampon that makes it possible: a technical crampon, and a super-light one. G20 is reliable, efficient and the LIGHTEST IN THE WORLD: less than 800 grams per pair! The new MONO-RAIL technology (patented) distributes the 12 points in an intelligent and original way.