NO MORE CHALK DUST: The Securit Chalkmarker Pens are a high-quality, non-toxic, non-smudging and dustless solution to your average chalk. Create intricately detailed learning text, promotional offers or menu displays with the small nib liquid chalk pens. MARKER PEN SET: A set of 4 liquid chalk pens in a blister card with a 1-2mm small nib for a detailed blackboard display. The classic white chalkmarker provides precise drawings on black boards, green chalkboards and non-porous surfaces. EASY TO USE, EASY TO CLEAN: Activate the chalk pens by shaking them, press the nib to bring the ink to the surface, and enjoy your chalkboard design. When dry, the markers are non-smudge and can be easily cleaned with a sponge and water or with our Securit Chalkboard Marker Cleaner Spray. USE ON LOTS OF SURFACES: The chalkboard marker pens work on Wet Erase or Dry Erase boards, chalkboards, blackboards, glass, metal, plastic and much more! Great for the classroom, home office or kid's nursery. ABOUT SECURIT: Supplying the hospitality industry with high-quality and visually stunning creative signage and point-of-sale solutions for over 70 years. Innovative products for home, in the office or when out and about.