E-far 12-Piece Modern Dinner Knives are constructed by 18/0 hard stainless steel to ensure sharpness. Serrated blades are sharp enough to cut meat and steak. Sharp than general butter knives. Rust resistance and nickel free, healthy and durable for everyday use. Simple and elegant design can match perfectly with your kitchen style and dinnerware. PACKAGE CONTENTS: 8.9 inches dinner knives x 12 MAINTANANCE TIPS FIRST TIME USE 1.Please hand wash your new knives thoroughly using a mild soap or detergent to wash off any processing residue left from manufacturing. 2.Rinse with fresh water and dry immediately with a soft cloth. EVERYDAY USE 1. Please clean and dry the knives after use and store in dry place for its durability. 2. Please do not use steel wool, scouring pads or sharp objects to avoid scratches. 3. Please do not leave knives with residual salt or acid for a long time as it may increases the chances of discoloration and corrosion.