3 in 1 Highlighter Pen 1,Conform ASTMD-4236,EN71,6P,Lead 2,OEM client' logo 3,Customized package Highlighter PenWe are professional marker of pens ... manufacturer,owning excellent R&D group and strict QC team."Credit and Quality" is our idea.All of our products ... can conform international tests standards,EU and US standards.Material PP Pen tip chisel fiber tip Ink colors yellow, ...