Canon · Waterproof Camera & Lens Cases
Canon WP-DC5 Waterproof Case
Waterproof case coating materials undisclosed; PFAS risk unclear.
Canon does not disclose waterproof treatment composition for this case. Waterproof cases typically use water-repellent coating coatings that may contain PFAS, but specifics are unknown here.
The safe swap
GoPro
GoPro Mission 1 Protective Housing
85/100 safety
Same rubric that flunked this product. The swap earned its B.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
Polycarbonate case with waterproof seals and coatings
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
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 WP-DC5 is primarily polycarbonate (a rigid plastic) with sealed rubber gaskets and proprietary waterproof coatings applied to joints and seals. Polycarbonate itself is BPA-free in modern formulations but can degrade under UV light, temperature extremes, and prolonged moisture exposure. The waterproof seal coatings are not publicly disclosed by Canon; these are often Teflon-family coating or silicone-based and represent the primary unknown chemical hazard in this product.
The brand's record and disclosure
Canon does not publicly disclose the chemical composition of waterproofing coatings used in its protective cases, nor does it provide material safety data sheets for the WP-DC5. The company has not published a PFAS reduction strategy or transparency statement specific to accessory products. This silence on coating materials is typical in the camera accessory industry but limits informed assessment of waterproofing chemistry.
How it compares in its category
Waterproof camera cases typically use either polycarbonate or polyurethane shells with sealed gaskets; the WP-DC5 follows the polycarbonate standard. Most competitors (including third-party manufacturers) also decline to disclose waterproofing chemistry, so the WP-DC5 is neither worse nor better in transparency. Aftermarket silicone sleeves and rubber cases offer similar waterproofing with simpler material profiles but less rigid protection.
If you buy it
Rinse the case with fresh water after saltwater exposure and allow it to air-dry fully before sealing electronics inside to prevent fungal growth in trapped moisture. Do not expose the sealed case to direct sunlight for extended periods, as polycarbonate yellows and can become brittle; store in a cool, dark place. Check rubber gaskets annually for cracks, drying, or shrinkage; replace if visible damage occurs to maintain the water seal. Never heat the case or submerge it beyond the manufacturer's rated depth (typically 10-40 meters depending on model variant).
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.”
Polycarbonate degradation and leaching
Polycarbonate can degrade under UV exposure, high heat, and prolonged moisture, potentially releasing oligomers; the WP-DC5 is designed for aquatic use, so moisture exposure is routine and may accelerate this process over years.
Undisclosed waterproof coating chemicals
Canon does not publicly identify the Teflon-family coating or silicone-based waterproofing applied to seals and joints; these coatings may contain PFAS or other fluorinated compounds, but composition is not disclosed in any public documentation.
Rubber gasket degradation
Users have reported that rubber seals in Canon waterproof cases can harden, shrink, or crack after 3-5 years of use, compromising waterproofing; no specific contaminant risk, but seal failure can trap moisture around electronics.
Polycarbonate yellowing and brittleness
Polycarbonate is known to yellow and lose impact resistance over time when exposed to UV light and thermal stress; this is cosmetic and functional decline, not a direct safety hazard, but indicates the case's protective capacity diminishes with age.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 35% 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 Camera & Lens Cases
GoPro
Mission 1 Protective Housing
Polycarbonate and silicone housing, lens glass
Lower concern. Standard action camera housing with minimal PFAS risk.
⚠Brand says nothing about PFAS
More waterproof camera & lens cases 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.