... -board,or canvas mildness, environment friendly,fluent,quick-drying,fresh color promotional water color pen 1.conform to EN71& ASTM D-4236 2.various ... .washable or non-washable 4.pp barrel for long promotional water color penStandard packing : Pvc bag,Colored box,Polybag, PVC pouch, Blister ... you to deliver the pens by sea or by air. water color pen