illustrate: Material: Diamond Weight: 30g Color: black, red, blue Package size: 7.5*3.5*2.5cm feature: Adjustable edges allow this skate blade energy to fit different skate blade widths. Not only does this pocket sharpener quickly sharpen very dull or damaged blades, it also sharpens them into razor-sharp blades. This skate blade whetstone is widely used on most ice hockey skate blades, figure skating blades and goaltender skate blades. The skate blade grinder is made of high-quality sand; for better and consistent results, gives the skate blade more grip. Compact and lightweight, the skate blade sharpening tool fits easily in a bag. Portable skate sharpener that is compact and easy to use. You can move it slightly to make the blade of the skates smoother. You can adjust its width to fit different blade widths. Package includes: 1 * Skate Sharpener notes: 1. Due to manual measurement, measurement methods and tools, please allow size deviation. 2. Due to the different shooting light and monitor, the picture may not reflect the actual color of the item. Thank you for your understanding.