Faber-Castell double pencil sharpener with black reservoir Double sharpening box with case, black After use, the high-quality Sleeve and Sleeve Mini erasers and pencil sharpeners are stored in a red, blue or black cover. This not only protects against dirt, but also allows precise control when erasing when open or serves as a useful container for sharpening dust. The Sleeve has been awarded for its ergonomics and ease of use with the 2007 ISPA Award in the "Back to school" category. Further proof that even objects as simple as erasers and pencil sharpeners can be improved, following the Faber-Castell motto: doing ordinary things extraordinarily well. The case prevents falling debris. Ergonomic design. Suitable for graphite and colored pencils. Compatible with all popular pencil shapes: standard and jumbo. With security screw. Color: black. Cardboard display. Brand: Faber-Castell.