Stabilo-Write-4-All-Medium-Black-Permanent-Marker-Stabilo-146-46-P-The-Stabilo-Write-4-All-Medium-Black-Permanent-Marker-writes-on-almost-all-surfaces-in-almost-all-conditions-P-P-It-is-ideal-for-tradespeople-such-as-joiners-bricklayers-or-gardeners-who-have-to-write-under-extreme-conditions-and-on-unusual-surfaces-P-Stabilo-Write-4-all-Medium-Black