Made from chromoly steel with two hot-forged front points (12 points total). New, patented Mono-Rail technology distributes the 12 points in an intelligent and original way�provides ice penetration power and increases your climbing efficiency. Antibott included: Prevents snow build-up beneath the crampon. * New-Matic binding utilizes rear bale and lever with durable dual-component DuPont Zytel plastic harness�versatile, simple, and efficient. Fits boot sizes: 37-48 (Women"s 6 to Men"s 15). CE and UIAA Certified. * Made in Italy.