Grounding Product Tester For existing shoes you'd like

For existing shoes you'd like to send us

There's no need to purchase this with your initial grounding product (unless you'd like to see the science in action

Here is our guide to testing your shoes at home

We use a brass connector combined with a special grounding insole to comfortably connect your feet directly to the ground

but if you've accidentally put your product in the dryer with heat or want to confirm effectiveness after 6-12 months of use

Grounding Product Tester For existing shoes you'd likeThe continuity tester allows you to test & confirm the effectiveness of your grounding product. There's no need to purchase this with your initial grounding product (unless you'd like to see the science in action!), and NorthStar products are designed with the highest silver thread content to ensure long lasting effectiveness, but if you've accidentally put your product in the dryer with heat or want to confirm effectiveness after 6 12 months of use,