One-time, single use, round, foam backed snap electrodes made by 3M. The size of these are 3.5 centimeters by 4 centimeters. These electrodes are made for use on adult patients. These are radiolucent. That means that the patient is safe to have these on during an x-ray. This saves the healthcare provider time and also use of more electrodes. Electrodes are packaged in singular strips of 10. Once the electrodes are out of the bag, they are still good up to 30 days! Multi-purpose electrodes that are compatible for use in multiple environments. The adhesive is excellent quality and is made with low-chloride gel. They can still be applied on the patient’s skin even with liquid present. Because of the excellent quality adhesive, the life of the electrode may last while on the patient for up to five days, results will vary depending on circumstances. Product not made with natural rubber latex.