Amazon.com : Arro-Mark PM-19 Mighty Paint Marker, Industrial Grade, Double-Sided Nib, White Color, (Pack of 3) : Office Products
Amazon.com: South Bay Board Co. - Surfboard Paint Pens - Outdoor Paint Markers to Draw on Almost Anything - Oil-Based Waterproof Paint Marker - 2.5mm Round Tip & 7mm XL Chisel Tip