1-2 of 2 Answers
I've never seen my husband apply gel to wear his, so I would say no.
Sorry, there was a problem. Please try again later.Gel could potentially help, but is not required. The following FAQ link offers some recommendations to help prevent erratic data: https://support.garmin.com/faqSearch/en-US/faq/content/E1mkf1IeV07TSGLfS0ba38.
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