Description Reversible Tip Erasable Liquid Chalk Marker highlighter pen set For Chalkboard Signs Dry-Erase & Wet-Erase Writing width: 1-3mm Write and re-write lovely messages on multiple surfaces with an Erasable White Chalk Marker! This white chalk pen has a retractable tip and writes in an elegant chalk style. Perfect for a rustic wedding, a chalk marker can be used for guests to write memories on a chalkboard sticker (sold separately) or to design a lovely sign to greet partygoers. Use it on mirrors, windows, ceramic, metal, and more. Remove chalk with a damp cloth.