Features: 1. Made of high quality material, very comfortable and to use. 2. Excellent sharpening performance. 3. Super fine sharpening stone, fit for knives fine-grinding and polishing. 4. Small size, light weight, easy to carry, can be attached to any place, easy to operate. 5. Sharpening stone is for knives, chef knives, scissors, chopper, cutting tool. Specifications: Material: Strop StoneGrit Type: 5000 Grit Size: Approx. 100 x 40 x 15mm / 3.94 x 1.57 x 0.59inch Weight: Approx. 175g Directions: 1. Soak the stone in water about 15 minutes before using, saltwater is better. 2. Sharpen the knife in the order of the first rough then . 3. When you sharpen the knife, hold the handle of the knife with the right hand, left hand fingers are lightly pressed to the of the knife, move in a clockwise direction. 4. The sharpening angle is best from 10 to 20 degrees. 5. Do not remove the seriflux, which is helpful for sharper knives. Package Include: 1 x Whetstone Note: 1. This kind of grindstone is made of materials, and it is inevitable that the corners are slightly blemished, but they have been polished and smooth, which will not affect the use. Please feel to purchase. 2. Only grindstone, other stuff in the picture NOT included. 3.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.