Describe: KAI diamond & ceramic knife sharpener with 3 blade design: Diamond blade with 270 smoothness helps gently remove stains on the knife; Ceramic dual blade with fineness 150 blade shaped; Ceramic triple blade with a fineness of 1000 helps the blade to be as sharp as originally; The base has a cushion to help sharpen the knife more safely; Compact design, can be easily stored; Suitable for all KAI knife lines; Easy to use and clean. Size Information: Weight: 0.1 kg Size: 14 x 8.0 x 6.0 cm Use: Use when the blade is no longer as sharp as the original. Specialized with KAI knife lines. Preservation: Clean with clean water after each use. Brand Information: Brand: KAI Material: high quality synthetic resin and stainless steel. Products without warranty.