STABILO OHP Pen Permanent Fine Wallet of 4 Assorted Colours

Writes on almost all smooth surfaces; STABILO quality for a variety of uses – from fine writing to clear marking; Black shaft indicates permanent ink, Grey shaft indicates water soluble ink; Ideal for any transparency, Non slip grip zone and practical clip, High Cap off time of up to 72 hours!; Available in 3 line widths, superfine (0.4mm), fine (0.7mm) and medium (1mm), Comes in 8 colours;