100% brand new and high quality Quantity:1pc Color: Green, Grey ,Red (we will it random color! ) Material: Stainless Steel, Plastic Han Size: 19x5x6cm / 7.4x1.9x2.3" approx The two-stage design, both coarse and fine grinding Stainless steel plate with EVA non-slip base to ensure sharpener security Widely used in Stainless Steel kitchen knives, fruit knife, chef's knife How to Use: 1.sharpener placed on the platform, holding a stable non-slip handle, and other handheld knife. Decided to use one or two steps according to the degree of tool blunt 2. coarse grinding: used to repair badly damaged blade, suitable for a blunt tool. Knife into diamond grinding mouth, proper and uniform intensity of back and forth, pulling the blade observed blade circumstances, repeat this step 3-5 times. Tool grinding sharp six months before general use the kibble once, also according to the specific circumstances. 3. finely ground: This is a necessary step to eliminate burrs on the knife-edge, the blade is polished smooth, bright. Use, please refer to the steps. Under normal circumstances, it is recommended that once a week or daily use to keep your blade sharp. 4.wipe with a damp cloth or rinse with water, then wipe dry. Package includes:1 x Household Knife Sharpener Stone Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!