Utilizing a high-quality material , its hardness far exceeds that of ordinary grinding wheels or metal sharpeners. It can easily sharpen even the hardest steel of ice skates and resists wear and deformation with long-term use.Measuring only 7.5cm × 3.5cm × 2.5cm (approximately 2.76" × 1.38" × 0.98"), it's lightweight and compact, easily fitting into a skating backpack, handbag, or even a pocket.Designed to be with most blade widths, it allows for precise sharpening, whether it's the wider blades of ice hockey or the thinner blades of figure skating.Combined with both coarse and fine sharpening functions, there's no need for additional accessories. If your blade is noticeably chipped or dull, use the coarse sharpening mode to quickly repair the and it to its basic sharpness.The handheld design and anti-slip treatment (combined with the material's properties) ensure a secure grip while sharpening, preventing slippage due to blade movement or sweaty hands, which could cause injury.