Wallet of 6 window markers for decorating and writing on glass or windows, and virtually all non-porous surfaces including gloss finish blackboards. Not for use on traditional blackboards. To remove use a wet cloth or tissue paper. Press – tip system. 4.45mm bullet point nib. Water based assorted flourescent colours – white, blue, purple, yellow, green and pink. (White only avaiable-code #CH208-6W).