Model Number:HOLUCKColour:GreenProduct Dimensions:20 x 4.5 x 7.5 cm; 185 GramsMaterial:PlasticItem Weight:185 g3-Stage Manual Knife Sharpener - for Brilliant Results every time. Prepare, Sharpen, then Hone. This simple system quickly and effectively keeps your kitchen knives brilliantly sharp and restores blunt knives back to their former sharpness.Ergonomic Portable Design - the Smart Sharp Knife Sharpener features a comfort handle for maximum grip, suitable for both right and left-handed users. Heavy duty non-slip rubber base for ultimate stability safety - any flat surface in your kitchen will do (no need to find a suitable clean surface, unlike knife sharpeners with suction cup designs).For Use On - straight edged steel kitchen knives and wide serrated knives (bread knives), including premium knives with hardened carbon steel blades. DO NOT USE ON: ceramic knives, scissors or micro serrated knives.Incredibly Simple to Use - Your Smart Sharp comes with full instructions quick-start demonstration video. Lantana are a UK company with UK Customer Support, 7 days a week. We know that sharpening your knives for the first time can be daunting - that's why our experienced team know our products inside out and are always on hand to answer any questions you may have.