Black Diamond · Waterproof Outdoor Gear
Black Diamond Dawn Patrol 15 Backpack
Backpack with likely water-repellent coating; Black Diamond discloses nothing about PFAS.
Black Diamond Dawn Patrol uses water-repellent coating-treated nylon, standard in outdoor packs but typically fluorinated. Brand provides no PFAS transparency or certification. Higher uncertainty without disclosure.
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Material
nylon ripstop with water-repellent coating treatment
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Waterproof / stain-resistant treatment
water-repellent coating treatments have historically used PFAS.
Category baseline
clothing 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 Dawn Patrol 15 uses nylon ripstop fabric, a petroleum-derived synthetic polymer that does not inherently leach toxic chemicals into skin or food. The critical component is the water-repellent coating (water-repellent coating) finish applied to the nylon. water-repellent coating treatments historically relied on PFAS compounds (fluorocarbons), though some manufacturers have switched to non-fluorinated alternatives. Black Diamond has not publicly disclosed which chemistry they use on this pack, leaving PFAS exposure status unverified.
The brand's record and disclosure
Black Diamond is a climbing and backcountry equipment specialist owned by Clarus Corporation. The brand has not published transparency reports on PFAS, formaldehyde, azo dyes, or other textile chemicals used in their gear. No major safety recalls or chemical controversies are documented for this specific pack. Their silence on chemical standards is typical for performance outdoor brands but falls short of leaders like Patagonia or Arc'teryx who voluntarily disclose PFAS phaseouts.
How it compares in its category
In the lightweight backcountry pack segment, the Dawn Patrol 15 sits in the mid-to-premium tier. Most competing packs (Osprey, Gregory, Deuter) use similarly treated nylon ripstop without transparent chemical disclosure. A few premium brands (Arc'teryx, some Patagonia lines) explicitly state non-PFAS water-repellent coating treatments, though at higher cost. This pack offers no distinguishing safety advantage over competitors in terms of chemical transparency, making it chemically average for its class.
If you buy it
Wash and air-dry before first use to reduce any residual chemical finishes. Avoid prolonged skin contact with wet fabric if you have sensitive skin, as undeclared water-repellent coating residues could cause contact irritation. Reapply commercial water-repellent coating treatments only if the manufacturer specifies compatible products; some aftermarket DWRs are high-PFAS. Replace the pack when seams fail or fabric abrades significantly; nylon ripstop is durable but not infinite, and degradation may increase microfiber shedding.
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.”
PFAS in water-repellent coating
Nylon ripstop backpacks almost universally receive fluorinated water-repellent coating treatment. Black Diamond discloses nothing about their water-repellent coating chemistry, so PFAS presence cannot be ruled out. Contact with skin during heavy use or washing could result in minor PFAS transfer.
Formaldehyde resins in fabric finishing
Some nylon fabrics undergo formaldehyde-based resin curing to improve wrinkle resistance and colorfastness. No evidence suggests Black Diamond uses formaldehyde finishes, but absence of disclosure means it cannot be excluded. Off-gassing would be minimal after initial airing.
Azo dyes in black colorant
The black ripstop may use azo dyes, which can release carcinogenic amines under certain conditions (prolonged sweat exposure, chlorine contact). Azo dyes are regulated in Europe and the US but still permitted. No specific safety data exists for this pack's black dye.
Microplastic shedding from wear
Nylon ripstop sheds microfibers when abraded or washed. A 15L backpack generates measurable microfiber shedding over years of use. Environmental impact is the primary concern; direct health risk to the wearer is negligible.
Contact dermatitis from undisclosed textile chemicals
Residual processing chemicals on unwashed fabric occasionally cause skin irritation in sensitive users. Black Diamond provides no washcare instructions or chemical disclosure, so pre-use cleaning is advisable as a precaution.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 45% 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 Waterproof Outdoor Gear
Patagonia
Refugio Day Pack 26L
recycled nylon with non-fluorinated water-repellent coating treatment
Lower PFAS concern. Patagonia claims non-fluorinated water-repellent coating on this pack.
⚠Waterproof or stain-proof treatment
More waterproof outdoor gear 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.