Designed by Angela Walters, machine and machine -by -machine teacher, Archie is the perfect tool for quilter arches in 2 -inch edges or as a machine to the edge to edge. Needle stop draws ensure continuous mattress of reference lines in two colors allow you to sew the machine Several different patterns without marking out the size of a palm allows maximum control, avoiding broken needles and lines twisted is perfect for machine mattress: symmetrical arcs; alternating arches; Pointy Clamshells; Elongated Orange Peels; Continuous curves and more! The rule is delivered with step -by -step instructions in English fully illustrated or watch a video demonstration. Total tail - 3inx 3-1/2in (i.e. 7.62 cm x 8.89 cm).