FP7757 Fons & Porter Tools & Notions for your sewing and quilting needs. Mechanical Fabric Pencil & Lead White- Great for dark fabrics. This pencil has strong ceramic 0.9mm White lead that is specially formulated for fabric and made from water soluble dyes. It has A soft grip for added comfort and includes 10 White refill leads. Store extra lead inside the barrel of the pencil.