About this item 【KNIFE SHARPENER】: Small, ultra-fine diamond sharpening stones provide easy, efficient and precise sharpening and polishing. 【TWO OPTIONS】: Double-sided diamond design for the best choice. (600 grit for fine sharpening) 【PORTABLE FOLDING DESIGN】The foldable plastic case protects the internal sharpening stone well and makes it convenient to carry, perfect for outdoor use. 【FIELD OF APPLICATION】Perfectly suitable for outdoor activities. Kitchen knives (metal knives, ceramic knives, scissors, outdoor knives, garden knives and agricultural knives. 【PERFECT DESIGN】 The sharpening surface is honeycomb, it therefore can be easily sharpened more quickly and efficiently than the oval sharpening surface.The scratch is on the handle which can play an important role in anti-slip. [High Quality and Reliable] Our products are made of high quality materials, durable, safe and reliable, ensuring long-lasting performance and user satisfaction. [Versatile] Our products are versatile and can be used in a variety of settings such as home, office, outdoor, etc., easily meeting a variety of needs. [User-Friendly Design] Our products are designed for ease of use, with intuitive interfaces and practical functions for all users. [Enhanced Functionality] Equipped with advanced features, our products offer enhanced functionality and superior performance, delivering exceptional results with every use. [Value for Money] Our products offer excellent value for money, packaged in convenient kits or sets to ensure you get everything you need at an affordable price, making them a smart investment for any home or business.