illustrate: Material: white sandstone + plastic Weight: 60g Color: black, red, blue, green Size: 10mm 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. Package Included: 1 x 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. 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.