Paper Mate Liquid Pencil Refill - 2 per pack
Black - For Sanford Mechanical Pencil - 2 / Pack
Refill is designed for use with Sharpie Liquid Pencils. Sharpie's Liquid Graphite Technology eliminates broken leads. Liquid Graphite is erasable at first and becomes permanent on paper after about 24 hours. Refill is AP Certified nontoxic.