Dritz Quilting Fine Line Permanent Fabric Pen, Black-......Autograph your work with the Dritz Quilting Fine Line Permanent Ink Fabric Pen Black. This beautifully designed marking pen has an extra-fine point and can be used to write or draw reference lines on all kinds of fabrics. You can also use it to sign Friendship Quilt Blocks or to create outlines for appliques and other dainty embellishments. The fabric pen has a permanent ink and will not wash off once imprinted.