The Kerckhaert Aluminum Comforts are a Front, Clipped Shoe. 
 
An addition to the Comfort series that offers a lighter weight option. Key design features include - rolled toes and branches, better breakover improves coordination of movement, optimizes balance, less pressure on the tendons. Adequate thickness to provide strength and durability. Toe insert to increase wear. Built-in sole relief.

Punched for E-head and 5 Combo. 0 & 1 – E-4 Slim; 2 & 3 – E-5 Slim.