Description This kind of gel pad is replacement accessory specially designed for abdominal toner, Abs trainer, waist trimmer belt, Abs toner muscle trainer, Abs stimulator. Made of fine quality hydrogel, thin and lightweight, anti-allergy, odorless and lasting for use. Superconducting conductive layer, soft, skin-friendly and not easy to fall off. The gel pads simulates the kneading and penetrating motions of a real massage therapist& 39;s hands, which helps to relax and relieve muscle tension as well as training abdominal muscle. Features - Color: Transparent and Blue.- Material: Hydrogel.- Size: 6 x 4 x 0.1 cm.- Set of replacement gel pads specially designed for abdominal toner, abdominal toning belts, Abs trainer, waist trimmer belt, Abs toner muscle trainer, Abs stimulator.- Abs gel pads work very well, helps stimulate your muscle contractions when doing abdominal workout.- Made of medical-grade fine quality hydrogel, thin and lightweight, anti-allergy, odorless and lasting for use.- Each gel pad lasts for an average of 20 to 30 times if you use and maintain them it the right way.- Superconducting conductive layer, soft, skin-friendly and not easy to fall off. Massages and soothes muscles and promotes blood circulation.- Note: There are two sides in the gel pad, and the blue film side is design to stick on the machine.- Warm Tip: Dear buyer, due to lighting effect, monitor& 39;s brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand Thank you Packing list: 30 x Gel pads for abs stimulator