size 5.5", Japanese Stainless Steel J2 , 58-60 C Hardness * Ideal for hair Slicing , everyday use and salon cutting * Adjustable tension screw for tighten/ slacken tension whilst cutting , Slight Offset design Handles with sparking finger rings * Ultra soft sparkling finger inserts reduce stress on hand whilst cutting * Shock Absorber for Ultra Smoothness , Light Weight & Extremely Smooth