Expo Low Odor Chisel Tip Dry Erase Markers, 4 Colored Markers (Pack of 4) Plus Bonus, Total 18 Markers Pack of 18 Markers Total (Packed as 4 x 4 count, plus one 2-count pack) Bold colors command attention even at a distance Erases cleanly and easily For use on whiteboards, glass and non-porous surfaces Certified AP Nontoxic ink