Paper wrapped wax crayons. Commonly called grease pencils. Will write on most surfaces, including glass. , Available individually and in boxes of 12.
Chinagraph Marking Pencils
Sharpie Peel-Off China Marker, Yellow, Dozen (02083)
Dixon 12ct China Marker - Yellow : Target
Water-Resistant China Marking Pencils Dermatograph with Paper Wrap - China Wax Crayon, Dermatograph Pencils
Dixon Industrial Phano China Markers - Dixon Industrial
China Marker, 4 WD pencils that write on ANYTHING
STANDARD 8000 Diamond Peel-Off China Markers/Grease Pencils for Glass, Cellophane, Vinyl, Metal, Etc. (12 Pencils) - AliExpress
STANDARD 8000 Diamond Peel-Off China Markers/Grease Pencils for Glass, Cellophane, Vinyl, Metal, Etc. (12 Pencils) - AliExpress
Source Wax Rhinestone Picker Pencil China Marking Pencils/Wax
Sharpie China Marking Pencils bright yellow each [Pack of 24
Peel-off China Marker works on metal, glass, china or any polished surface and resists fading. Features high dynamic strength and improved resistant to moisture. Writes with 3/16 diameter lead. To sharpen, just pull the string. Certified AP nontoxic.
Sharpie Black Peel Off China Marker
General Pencil China Marking Pencil, 2-Pack
China Marker Multi Purpose Grease Pencils 2 Pkg Black & White