Markers STAEDTLER Lumocolor 317 M Permanent 1mm 3+1 Colors

Set of 4 permanent markers (2 Black, Blue, and Red)
1.00 mm width
Universal pen for use on almost all surfaces
Suitable for overhead projection
Excellent smudge-proof and waterproof qualities on almost all surfaces
Dries in seconds, therefore ideal for left-handed users
Permanent, low-odour ink
Waterproof