Lyra - Groove Graphite Pencils (Pot of 36)

The Groove is an ergonomic, 10mm, triangular colouring pencil. It allows a natural grip with off-set slide guards for the thumb, index and middle fingers, to support optimal grip even after sharpening. There is extra break resistance in the colour lead (4.25mm). Suitable for both left and right handers. Includes a name field.