Granite Gear Review, Is Granite Gear Non-Toxic?
Across 12 graded products, Granite Gear averages Poor (37/100). On disclosure, the brand says nothing publicly about PFAS. 1 of its products grade Good or better. Grades are model-based estimates, not lab results.
PFAS Authority is a scoring system, not a laboratory. We do not test products ourselves. Grades are model-based, built from published ingredients, materials, certifications, brand disclosures and third-party lab results where they exist. See the rubric.
Does Granite Gear have PFAS, by category
Worth buying from Granite Gear Good or better, best-graded first
Granite Gear
ToughSack Assorted Colors
Cordura nylon fabric
Heavy metals
Metal zippers and buckles on outdoor packs may contain nickel or zinc alloys; not…
Low risk. Durable nylon pack without water treatment applied.
⚠Brand says nothing about PFAS
Graded and flagged Poor and Bad, we’d swap these
Granite Gear
Slacker Packer Drysack
Nylon fabric with water-repellent coating water-repellent treatment
PFAS
Long-chain PFAS in water-repellent coating finishes is no longer certain but remains…
water-repellent coating drybag; PFAS risk unclear, contact brand for specifics.
⚠Waterproof or stain-proof treatment
Granite Gear
Foldable Waterproof Duffle Bag G3011 - Blue
Nylon with waterproof coating, unknown water-repellent coating treatment
PFAS
Nylon duffles with polyurethane or other synthetic water-repellent coating coatings may…
Coating degradation and microparticle release
Over time, waterproof coatings degrade from friction and flexing. Peeling or flaking may…
Leaching from coating into contents
If the waterproof coating is fluorinated, prolonged contact between the coating and food…
Waterproof duffle with undisclosed coating; PFAS risk unclear.
⚠Waterproof or stain-proof treatment
Granite Gear
Wedge Thwart Bag
Nylon with water-repellent coating water-repellent coating
PFAS
Standard nylon dry bags typically use fluorinated water-repellent coatings; Granite Gear…
Coating degradation and secondary leaching
As water-repellent coating coatings wear over years of use, surface breakdown may release…
Off-gassing from water-repellent coating treatment
New or heat-exposed nylon bags with chemical treatments may release volatile compounds…
Typical dry bag with water-repellent coating.
⚠Waterproof or stain-proof treatment
Granite Gear
Block Rock Solid Compressor Bag
Nylon fabric with waterproof/water-resistant treatment
PFAS
Water-resistant finish is essential to product function but composition is not disclosed.…
Compressor bag likely has water-repellent coating; PFAS status unclear.
⚠Waterproof or stain-proof treatment
Granite Gear
Packable Duffel 36 in Blue
Nylon with water-repellent coating water-repellent coating
PFAS
Granite Gear does not disclose water-repellent coating chemistry; long-chain PFAS remains…
Coating degradation and leachates
As water-repellent coating coatings wear over time, microscopic particles or residual…
Unknown water-repellent coating treatment; Granite Gear provides no PFAS disclosure.
⚠Waterproof or stain-proof treatment
Granite Gear
Foldable Waterproof Duffle Bag G5035 - Blue
Polyester fabric with waterproof coating, unspecified water-repellent coating treatment
water-repellent coating (water-repellent coating) coating composition
Unknown chemistry; polyester duffles with waterproof finishes often use fluorinated…
Volatile organic compounds (VOC) off-gassing from coating
New waterproof-coated gear may emit odors or low-level VOCs for a period after purchase…
Coating degradation and leachables
As the water-repellent coating ages, its integrity may decline, shedding microparticles…
Waterproof duffle with unknown coating.
⚠Waterproof or stain-proof treatment
Granite Gear
Wheeled Duffle Bag Rolling Travel Bag with Backpack Straps Durable Gear Bag Black
Durable fabric with water-resistant coating, composition unspecified
PFAS
Coating chemistry not specified by manufacturer. Historical water-repellent coating…
Coating degradation and microparticulate shedding
As water-resistant coatings wear over time, small particles may shed into contents or…
Rolling duffel lacks PFAS transparency.
⚠Waterproof or stain-proof treatment
Granite Gear
Drysack
Nylon with water-repellent coating
water-repellent coating durability and reapplication
water-repellent coating coatings on nylon degrade with washing and UV exposure. Granite…
Nylon degradation and particle shedding under heat
Nylon can degrade and potentially shed microfibers if exposed to sustained high…
Drysack uses waterproof coating; brand silent on PFAS.
⚠Waterproof or stain-proof treatment
Granite Gear
eVent Sil Compression DrySack
Nylon with eVent laminate and silicone coating
Nylon polymer degradation and microfiber release
Nylon fabric sheds microfibers under mechanical stress and abrasion, especially at seams…
Silicone coating breakdown and leachables
Silicone coatings can degrade when exposed to prolonged UV, heat, or chemical solvents…
Laminate delamination and edge exposure
eVent laminates can peel away from the nylon substrate over time, particularly at seams…
Mold and bacterial growth in damp interior
Any sealed, waterproof bag traps moisture and can harbor mold or bacteria if not fully…
Waterproof coating source unclear; brand silent on PFAS.
⚠Waterproof or stain-proof treatment
Granite Gear
eVent Sil Drysack
Silicone-coated nylon with eVent membrane
PFAS
eVent membranes use Teflon-type coating in laminate; if exposed to temperatures above…
Coating degradation and microfiber shedding
Silicone and Teflon-type coating-laminate coatings are durable but can flake or shed…
Membrane delamination and loss of water resistance
eVent laminates can separate from base fabric under repeated flexing, washing, or age…
Silent on PFAS; eVent membrane source unclear.
⚠Waterproof or stain-proof treatment
Granite Gear
Women's Perimeter 35 Backpack
Nylon with water-repellent coating water-repellent treatment
PFAS
Nylon backpacks commonly use PFAS-based water-repellent coating finishes. Granite Gear…
water-repellent coating degradation and reapplication risk
Over 2-5 years, water-repellent coating coatings on nylon degrade naturally. Consumers…
Unknown water-repellent coating risk; no PFAS disclosure from brand.
⚠Waterproof or stain-proof treatment
Granite Gear and PFAS, common questions
- Does Granite Gear have PFAS?
- We graded 12 Granite Gear products, averaging Poor (37/100). 1 grade Good or better. Grades are model-based estimates built from published materials, ingredients and disclosures, not lab tests.
- Is Granite Gear non-toxic?
- Granite Gear ToughSack Assorted Colors is the highest-graded Granite Gear product we have scored, at 85/100. It depends on the product line rather than the brand, so check the grade of the exact item you are buying.
- Which Granite Gear products are lower concern for PFAS?
- The highest-graded Granite Gear products we have scored are Granite Gear ToughSack Assorted Colors. That is our model-based estimate from materials and public disclosure, not a lab test.
- Which Granite Gear products should I avoid?
- The lowest-graded Granite Gear products we have scored are Granite Gear Women's Perimeter 35 Backpack, Granite Gear eVent Sil Drysack, Granite Gear eVent Sil Compression DrySack. Each one links to the evidence behind its grade.
Every grade uses the same public rubric. How grades work →