BIC Mark-It Permanent Marker, Ultra Fine Point, Assorted Colors (2 Packs of 36) Save when you buy the 2-Pack! Durable permanent marker, long-lasting color Won't Dry Out when cap is left off for 2 weeks on classic colors: Blue, Black, Red and Green Low odor, vivid ink, Acid-Free ink (no added acid; no measurable pH) ACMI approved non toxic Comfortable rubber grip