This large pencil sharpener can sharpen all pencils with a diameter between 7 mm and 11 mm, whether round or angular. Oval plastic casing with four plastic sharpeners. The easy-to-use "Click Clack" dustproof fasteners ensure that the contents stay where they should. Dimensions: 4.5 x 3.5 x 6.1 cm. Supplied in pack of 20 in a range of colours (KUM 102.83.21)