Show-me whiteboard markers in black ink (Pack 50) - STM50Show me Chunky Eco markers are ideal for classroom, office and training use. Each pen benefits from a 72 hour cap off time to them from prevent drying out, a bullet tip for smooth, easy to read writing, and a chunky barrel which makes them easy to hold. They're safety optimised with a ventilated cap, and low odour, xylene free ink. This pack contains 50 markers in black ink.