Amazon.com: Premium 40 Electrode Pads for TENS - 10 Packs of 4 Electrodes 2.0" x 2.0" Each Preferred White Foam Backing with US Made Gel Adhesive by Eco-Patch® : Industrial & Scientific
Bosch 9652 OE Fine Wire Double Iridium Spark Plug - Pack of 4 – Parts Universe
Amazon.com: Premium 40 Electrode Pads for TENS - 10 Packs of 4 Electrodes 2.0" x 2.0" Each Preferred White Foam Backing with US Made Gel Adhesive by Eco-Patch® : Industrial & Scientific