Sanford-Sharpie Ultra Fine Liner Permanent Marker Open Stock. This Sharpie Marker with an ultra-fine point tip marks on most hard-to- mark surfaces, and the mark is permanent on most surfaces. Extra precise narrowed tip allows extreme control and accuracy. Quick- drying, nontoxic alcohol-based ink is fade-resistant and water- resistant. This package contains one 5-3/8 inch long ultra fine liner permanent marker. Comes in a variety of colors. Each sold separately. Conforms to ASTM D 4236. Imported. 1 Pack of 1 Piece