Mizuno · Golf Balls & Golf Equipment
Mizuno Comp Glove
No known PFAS risk, but Mizuno discloses nothing about treatments.
Baseball glove made primarily from leather or synthetic materials with no disclosed water/stain treatments. Mizuno provides no PFAS information; inherent materials carry lower concern.
Shop Mizuno on Amazon →Material
Leather/synthetic leather athletic glove
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
Category baseline
other is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
The full breakdown
What it's made of and why it matters
The Mizuno Comp Glove combines leather (typically cowhide) with synthetic leather overlays in high-wear zones. Synthetic leather in athletic gloves is usually polyurethane or PVC-based, chosen for durability and water resistance. The blend approach reduces reliance on chrome tanning (a lead/cadmium contamination risk in all-leather gloves) while maintaining grip and breathability. Modern athletic glove construction avoids adhesives with high phthalate content, though formulations vary by supplier.
The brand's record and disclosure
Mizuno is a established Japanese sportswear manufacturer with no public chemical safety controversies on record for its gloves. The brand does not disclose leather tanning methods, dye sources, or adhesive chemistries for this product line, which is typical of athletic equipment makers and not a red flag unique to Mizuno. No recalls or safety warnings involving the Comp Glove have been documented. Mizuno holds no major certifications (e.g., Bluesign, OEKO-TEX) for this category, reflecting broader industry practice for non-clothing athletic gear.
How it compares in its category
Athletic gloves occupy a low-hazard segment compared to cookware or cosmetics because contact is external and brief. The Comp Glove's synthetic-leather hybrid is safer than all-chrome-tanned leather (which can leach heavy metals) and safer than cheap all-PVC construction prone to plasticizer migration. Premium alternatives (e.g., leather-only brands) may use vegetable tanning to avoid chrome but offer no additional chemical safety benefit. Budget synthetic-only gloves carry higher phthalate risk due to cost-cutting on adhesives and coatings.
If you buy it
Wash gloves with cool water and mild soap after use to remove sweat and dirt; heat (e.g., machine wash, dryer) may degrade synthetic components and adhesives over time. Store in a dry place away from direct sunlight to prevent polyurethane breakdown. Replace when seams separate, synthetic overlays crack, or grip deteriorates, typically after 1-3 years of regular use. No special care is needed beyond standard athletic gear maintenance; the product is not designed for food contact or oral use.
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.”
Heavy metals in leather tanning (lead, cadmium)
Synthetic leather overlays in the Comp Glove reduce this risk compared to all-leather gloves. No recalls or testing results document metal leaching from Mizuno's glove production. Chrome tanning salts are industry-standard but external hand contact poses minimal absorption risk.
Phthalates in adhesives and synthetic leather
No test data or regulatory action against this product exists. Mizuno does not disclose adhesive or plasticizer chemistry, but modern athletic glove manufacturers have largely shifted to phthalate-free formulations due to market pressure. Synthetic leather grades vary; exposure risk is minimal because use is external and non-oral.
Formaldehyde in dyes or chemical treatments
Leather and synthetic textiles sometimes use formaldehyde-releasing finishes to improve water resistance and durability. Mizuno does not publish safety data sheets for the Comp Glove. Formaldehyde off-gassing from external athletic gear is negligible compared to indoor upholstery or textiles, and airing the gloves before first use reduces any volatile exposure.
Azo dyes in leather colorants
Restricted azo dyes (those releasing carcinogenic amines) are banned in EU textiles and cosmetics but less regulated in sporting goods. No recall or test data implicates Mizuno's Comp Glove. External contact and lack of oral/ingestion risk make this a very low hazard even if present.
Microbe growth if left damp
Synthetic leather and foam padding trap moisture and can harbor bacteria or mold if stored wet. This is a maintenance issue rather than manufacturing hazard. Regular drying and ventilation eliminate this risk entirely.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 65% 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.
More golf balls & golf equipment 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.