Our contact gel improves the efficiency of electrostimulation sessions. Compatible with rubber/silicone electrodes and worn self-adhesive electrodes. Use it with a tape or elastic band for a successful and comfortable session. Improves the conductivity of permanent rubber electrodes. Extends the lifespan of old electrodes. 250g tube for versatile and long-lasting use. How to use: apply a small amount of gel on the electrodes and secure them well to the skin. Do not consume or use on wounds or damaged skin.