Simplicity Deluxe Sidewinder Portable Bobbin Winder. What is different about the Deluxe Sidewinder verses the regular Sidewinder? For one thing the Deluxe Sindewinder allows you to wind cones.
Here is the official description, "Easily fill bobbins without having to un-thread and re-thread your sewing machine. Interchangeable bobbin spindles to accommodate all makes and models of sewing, embroidery and long arm quilting machines. Winds thread from small spools to cones up to 1200 yards. Two storage compartments in lid to hold bobbins or spools of thread. Telescoping guide adjusts to different heights of thread spools. Thread cutter. Tension knob to accommodate a variety of thread weights. Bobbin fill control. Speed control knob. Universal adapter included. For household use only."