3rd Rock Fibers
3rd Rock Fibers offers 1 product on RevWix across Arts & Crafts, with an average ethics score of 75/10 and recurring certifications including Oeko-Tex Certified.

Standards & certifications
Verified credentials appearing across 3rd Rock Fibers's product range.
Ethics breakdown
Average scores across our scoring pillars.
- Sourcing8/10
- Labor7/10
- Environment7/10
- Transparency6/10
- Animal Welfare0/10
Categories covered
Where 3rd Rock Fibers shows up across our directory.
- Arts & Crafts1
What reviewers highlight
Strengths mentioned most often across 3rd Rock Fibers's products.
- ✓High quality
- ✓Softness
- ✓Excellent color
- ✓Sustainability
Sustainability commitments
"Eco-Fi yarn is produced using a Conservation Cotton fiber that reduces water usage and lowers energy consumption during production. Also, the packaging is made from recycled materials."
3rd Rock Fibers scores & reviews
Product scorecard
| # | Product | Ethics | Shopper rating | Price |
|---|---|---|---|---|
| 1 | 3rd Rock Fibers Yarn - Bulky Weight - 130 yds - Eco-Fi Eclectic 613 - One Pound | 75 | 4.8(26) | $9.99 |
Products from 3rd Rock Fibers

Experience sustainable yarn crafting with 3rd Rock Fibers' Eco-Fi Eclectic Bulky Weight yarn. This Oeko-Tex certified, one-pound skein offers 130 yards, perfect for chunky knit projects. Ideal for eco-conscious crafters. Keywords: eco-fi, oeko-tex, bulky weight, sustainable yarn, one-pound skein.
How to read 3rd Rock Fibers's ethics scores
Each 3rd Rock Fibers product on this page carries a 0–100 score built from four checkable inputs: active third-party certifications, disclosed ingredients or materials, published supply-chain information, and the brand's watchdog record. Nothing here is based on 3rd Rock Fibers's own marketing language.
The spread matters as much as the top score. If 3rd Rock Fibers's highest and lowest products sit far apart, verification is being applied to some lines and not others — common when a company certifies a flagship range and leaves the rest undocumented. A narrow spread, even at a moderate average, usually signals a consistent policy.
Scores can move without any editorial change, because certification status is re-checked as pages refresh. A lapsed certificate, a new audit or a recall notice will all show up in the product's certification and notes sections.
Questions worth asking before buying 3rd Rock Fibers
Start with ownership: a parent company's testing or sourcing policy can change what a claim on the packaging actually covers. Then check scope — a certification often applies to one fibre, facility or ingredient rather than the whole product.
Finally, compare within the category rather than against 3rd Rock Fibers's own range. A mid-scoring product can still be the strongest verified option at its price, and a high-scoring one can be beaten by a cheaper certified alternative.
What each score input covers
| Input | What we check | Why it matters |
|---|---|---|
| Certifications | Active listings in public registers, with scope and expiry | Only externally audited claims can be revoked |
| Ingredients & materials | Full disclosure, hazard flags, recycled or organic content | Comparable without trusting brand narrative |
| Transparency | Named suppliers, factories or audit summaries | Shows whether claims survive scrutiny |
| Record | Recalls, regulator rulings and greenwashing findings | Best short-term signal of quality control |
Buying 3rd Rock Fibers with confidence
- Verify the mark, not the adjectiveSearch the certifier's register for the exact product line.
- Check the parent companyOwnership changes what cruelty-free or organic claims cover.
- Compare in-categoryThe same score means different things across categories.
- Read open notes firstAn unresolved recall outweighs a few score points.
Frequently asked
Is 3rd Rock Fibers an ethical brand?+
3rd Rock Fibers's standing here is the average of its scored products, built only from verifiable inputs: active certifications, disclosed ingredients or materials, published supply-chain data and its recall or regulator record. Where a claim cannot be checked in a public register, it earns nothing.
Is 3rd Rock Fibers certified by third parties?+
Any certification we could confirm appears on the individual product cards above. Marks shown are matched to the certifier's own register; self-declared logos and internal awards are not counted.
Why do 3rd Rock Fibers products have different scores?+
Scores are per product, not per brand. Differences usually come from certification scope, ingredient or material disclosure, and packaging — a certified flagship can sit far above an undocumented line from the same company.
Are there better alternatives to 3rd Rock Fibers?+
Compare within the category rather than the brand: category rankings list the highest-scoring verified options at each price level, so you can see whether a cheaper certified alternative beats the 3rd Rock Fibers product you were considering.