Refillable Permanent marker Can be write on CD, Glass , Fabric paper and so on Refill can be changed Water proof ,Non-toxic Refillable Permanent markerInstant dryNon-toxic , clean line ,viveid colorNo irritation .Quality and stable manufacturePacking: 10pcs per paper box, 1440pcs per cartonColor: Black, Blue, Red Permanent marker refillable K-0917