Product benefits: various sharpener models (metal and plastic, single and double sharpeners, with and without shavings container). Description: To use pencils or colored pencils, you obviously need a sharpener. The blades should be strong and durable to prevent the graphite from breaking and to create a properly sharpened tip. These are STARPAK sharpeners. 16 models in different variations: metal and plastic, with and without shavings container, with one or two blades (in the latter case, you can sharpen both regular and thick colored pencils), manual or electric, making sharpening a lot of fun.