Color: Black Material: ABS+Silicone+Tungsten Steel+Ceramic+Diamond Package List: 1*Sharpener Description: Material: Hard Blade, ABS, Silicone, Tungsten Steel, Diamond and Ceramic, durable material. Application: Designed for straight knives, such as chef's knives, steak knives, steel knives and scissors, etc. Non-slip base: The non-slip silicone base makes the sharpener stable and easy to hold. Handle: The ergonomic handle ensures a comfortable and stable hold when sharpening the knife. Easy to Use: Simply place the blunt blade on the sharpening slot and it will be razor sharp in seconds. Warm Tips: 1. Not suitable for serrated blades and ceramic knives. 2. Please keep the sharpener clean and dry. Notes: 1. Due to manual measurement, please allow 1-3mm differences, thanks! 2. Due to the difference between different monitors, please understand that the picture may not reflect the actual item's color.