Visually distinctive fluorescent colors provide high visibility marks for instant identification;UV makes clear, invisible marks;Fast-drying, xylene-free paint conforms to safety standards;Fluorescent colors perform best in low light conditions or under black light;Ideal on metal, plastic, wood, rubber, ceramic, glass and stone

• Markal Valve Action Invisible Blue Liquid Paint Marker with 1/8 Bullet Tip (Pack of 12)
• Blue

Markal Valve Action Invisible Blue Liquid Paint Marker with 1/8 Bullet Tip (Pack of 12)LA-CO Markal