Auto-updated: July 15, 2026 · Data refreshes whenever either brand receives new reviews, offers or score changes.
Current Discount Codes
EarthShield Grounding
EarthShield Grounding rewards new subscribers with a 5% welcome discount on their first order — code…
✓ Verified · No expiry
Groundz
Groundz rewards new email subscribers with a 10% welcome discount — code NCSU10OFF at checkout, appl…
✓ Verified · No expiry
4-Dimension Scorecard
| Dimension | EarthShield Grounding | Groundz |
|---|---|---|
| Trust Score (0–100) | 61.01/100 | 61.01/100 |
| Verified Reviews | 1 · ★4 | 1 · ★4 |
| Product Range | 1 products | 1 products |
| Active Offers | 1 offers | 1 offers |
| Overall Winner | 0 win(s) | 0 win(s) |
Full Side-by-Side Comparison
- EarthShield is the USA brand of Better Earthing — Australia's original grounding fabric manufacturer since 2014, based in Currumbin Waters, Gold Coast QLD
- Peter Griffiths invented the grounding sheet underlay format and developed the patented 40% stainless steel conductive fabric
- 40% stainless steel fibre concentration — the highest GroundingMatrix has reviewed across the entire global grounding product index
- 3-year warranty — the longest dated warranty term in the GroundingMatrix index
- Three distinct conductive technologies across three product lines — copper rivets (sandals), GroundSync™ carbon-infused rubber (slip-ons), BIOS clay-copper composite (sneakers)
- The only brand in the GroundingMatrix grounding footwear index that explicitly combines all four barefoot shoe principles simultaneously: zero-drop, wide toe box, thin flexible sole, no toe spring
- Natural materials prioritised across the full range — wool, cork, leather, castor bean oil — over synthetic alternatives
- Four grounding sock formats — ankle, half-cut toe, low-cut toe, no-show — in single through 10-pack quantities — the most comprehensive grounding sock range in the index
Products at a Glance
EarthShield Grounding
About the Brands
EarthShield Grounding
The Manufacturer Behind the Products — Not Just a Brand That Resells Them Most grounding brands in the GroundingMatrix index are retailers — they source conductive fabric from manufacturers elsewhere, construct products to their specification, and…
Full profile →Groundz
Barefoot Shoes and Grounding — A More Coherent Pairing Than Most Brands Acknowledge Grounding footwear in the GroundingMatrix index ranges from dedicated grounding shoes that prioritise the conductive mechanism over footwear design to standard sho…
Full profile →Frequently Asked Questions
Which is better: EarthShield Grounding or Groundz?
EarthShield Grounding and Groundz are evenly matched across our four comparison dimensions.
What are the trust scores for EarthShield Grounding and Groundz?
EarthShield Grounding has a Matrix Trust Score of 61.01/100 and Groundz scores 61.01/100, calculated from product ratings, review volume, and active offer activity.
Which brand has more verified reviews?
Both brands have a similar number of verified reviews.
Do these brands have current discount codes?
EarthShield Grounding has 1 active offer(s) and Groundz has 1 active offer(s). See the offers section above.
