World Centric · Paper Straws
World Centric 10" Kraft Giant Wrapped Paper Straw
Lower-concern choice; unbleached kraft paper straws carry minimal PFAS risk unless treated with grease-resistant coating.
World Centric's kraft giant wrapped paper straws are made from natural kraft paper with no disclosed water- or grease-resistant treatment, the main vector for PFAS in food packaging.
Shop World Centric on Amazon →Material
kraft paper, food-grade wrap
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Category baseline
food packaging is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
The full breakdown
What it's made of and why it matters
World Centric's kraft paper straws are made from unbleached kraft pulp, which is mechanically processed wood fiber with minimal chemical whitening or coating. Unbleached kraft avoids chlorine-based bleach residues and optical brighteners found in some competitor products. The food-grade wrap is typically a kraft or glassine barrier; no chlorine dioxide or heavy-metal inks are reported in their product line.
The brand's record and disclosure
World Centric is a Benefit Corporation certified by B Lab and emphasizes sustainable sourcing and compostability. They do not publish detailed chemical testing reports or full ingredient/additive disclosures on their website, which is common for paper straw manufacturers. No product recalls, contamination reports, or third-party testing failures are documented for this product line. The company's silence on PFAS is typical for unbleached paper products, as the primary PFAS risk occurs only in grease-resistant coatings they do not appear to use.
How it compares in its category
Unbleached kraft straws sit in the lower-risk tier of paper straw options; they avoid the chemical load of bleached or heavily treated alternatives. Most competing brands (Aardvark, Caboodles, Eco-Products) offer similar unbleached kraft formulations with comparable transparency gaps. The 10-inch 'giant' size is standard for milkshakes and thick beverages; size alone does not alter chemical risk.
If you buy it
Use straws in beverages at or below 50C (122F) to avoid paper breakdown and potential fiber shedding. Do not reuse after single use; kraft paper loses structural integrity when wet-dried repeatedly. Store in a cool, dry place to prevent mold or mildew growth, which can develop in damp conditions. Confirm they are industrial-compostable in your local facility; home composting may not reach the temperature needed for degradation.
Beyond PFAS: other things we checked
Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”
Microfiber shedding from paper breakdown
Kraft paper fibers can separate and enter beverages if straws are exposed to prolonged heat or pressure. This is a mechanical rather than chemical hazard; risk is low for typical cold-to-warm drink use but increases with very hot liquids.
Microbial contamination (mold, bacteria)
Paper is hygroscopic and can support mold growth if stored in humid conditions or if straws contact liquid residue. Risk depends entirely on storage and handling; no manufacturing defect has been reported for World Centric products.
Adhesive or ink residues in wrap
Food-grade wrapping typically uses water-based or soy-based inks and minimal adhesives. World Centric does not disclose specific wrap chemistry, but no contamination cases have been documented.
Formaldehyde-based sizing or cross-linking agents
Unbleached kraft pulp requires minimal chemical treatment; formaldehyde-based sizing is used mainly in whitened or coated papers for stiffness. No evidence suggests World Centric uses formaldehyde-based additives in their base straw formula.
Heavy metal inks in printed labeling
If straws are printed with brand or design markings, ink composition matters. World Centric's standard product uses minimal labeling on the wrap; no recalls or testing data indicate heavy-metal ink issues.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 72% confidence. It is not a lab result.
No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.
The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.
Formulations and coatings change between production runs. Always check the current label before buying.
Safer alternatives in Paper Straws
World Centric
Compostable Straws
Plant-based cellulose (PHA/PLA blend), compostable
Lower-concern choice; compostable material + explicit PFAS-free claim + third-party certifications reduce risk substantially.
✓Verified PFAS-free by a third party
Vegware
Compostable Standard Straws (6500ct)
Polylactic acid (PLA) bioplastic
Lower concern; compostable PLA straws with credible third-party compostability certs and explicit PFAS-free positioning.
✓Verified PFAS-free by a third party
Vegware
Green stripe Jumbo Vegware wrapped PLA
PLA (polylactic acid) compostable plastic
Lower concern; PLA itself carries minimal PFAS risk, and Vegware makes no intentional additions, but verify end-of-life composting.
⚠Risky category by default
More paper straws grades
How we score: every product runs through the same public 0–100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.