3B Scientific W63201 Comfort-Stim Elite White Foam Electrodes, 2" Length x 2" Width

• Superior moisture resistance for use with hot/cold therapy
• Constructed of the highest quality, 35-mil self-adhering hydrogel
• White Foam material provides a protective barrier
• Foam material is ideal in hot and cold environments
• Low-profile design maximizes flexibility

These are replacement pads. They work fine. Good price and good for backup because the original ones wear out so quickly. I would recommend.

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They just don't stick. They seem made well enough but they don't stay on. I tried various shapes and none adhered even for a short period of time.