Chalktastic Liquid Chalk Markers 10 Pack of Professional Quality Pens With Bright Neon Colors 6mm Reversible Fine or Chisel Tip Massive 8gm of Ink Use on Chalkboard Glass Bistro Or A-Frame Boards This refurbished product is tested and certified to work properly. The product will have minor blemishes and/or light scratches. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, and may arrive in a generic box.