Quick drying Retractable Gel pen G-015 Conforms to ASTM D-4236, EN71-3 Plastic barrel, s.s. tip Ball: 0.5mm/0.7mm Material: plastic Ink color : Blue, black, red, green Proposed packing: 12pcs/dozen box, 864pcs/carton Advantage: Quick drying, writing smooth . Soft grip. Big printing area good for promotion.