Sharpie Oil-Based Paint Marker, Medium Point, Purple Ink, Pack of 3 Oil-based Paint Marker from Sharpie, the leader in permanent markers. This opaque paint and xylene-free paint pigment is fade and water resistant. The valve-action marker is designed to keep paint free flowing. Works great on a variety of surfaces including fabric, metal, glass and rubber. Quick drying, low odor, and non-toxic.