- easy to wipe off
- for glass and all smooth surfaces similar to glass
- Sigel GL177
- thin round tip 1-2 mm
- liquid chalk with excellent covering power
- fast dry
- 2/pack
- Black
The two black chalk markers 20 with the 1-2 mm rounded nib write with opaque liquid chalk and are suitable for use on smooth glass and sealed surfaces. The water-based chalk can be wiped off with a damp or dry cloth.