Ink wipes away easily with an eraser or dry cloth; formulated for bold, long-lasting writingDurable versatile tip won't fray and can mark in a variety of widths from bold strokes to smaller linesBright vivid ink writes smoothly on whiteboard, glass and other nonporous surfacesCap can be left off for 24 hours without drying out; Marks a Lot Permanent Markers set includes 36 black dry erase markersEnjoy low-odor markers that are ACMI certified and conform to ASTM D4236, meaning they’ve been independently tested and meet strict safety standards for art materialsSafe for use at school, office and homeLow odor, nontoxicACMI certified. Conforms to ASTM D 4236
