PFAS85/ 100Excellent
Overall59/ 100Good
Skagen Falster 2 Perforated Rubber Strap

Skagen · Water-Resistant Smart Rings & Bands

Skagen Falster 2 Perforated Rubber Strap

Excellent

Rubber strap unlikely high-risk, but no brand PFAS transparency available.

Verdict · SkipRubber watch strap with no known hazards; low chemical migration risk; Skagen lacks PFAS transparency but material type poses minimal concern.

Perforated rubber watch straps don't typically need PFAS-based chemicals. Skagen hasn't publicly stated anything about PFAS use or testing for this strap.

The better-graded swap

IMIKI Smart Ring

IMIKI

IMIKI Smart Ring

85/100 safety

85Excellent

Same rubric that flunked this product. The swap earned Excellent.

Still want this one anyway? Check the price on Amazon. We’d swap it.

Material

rubber strap, perforated

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

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What Skagen Falster 2 Perforated Rubber Strap is made of, ingredients and materials

This is a perforated rubber strap, likely synthetic rubber (elastomer) with air holes for breathability and moisture management. Rubber straps have low migration potential compared to coated or painted textiles because rubber does not dissolve in sweat or water at normal wear temperatures. The perforations reduce surface contact with skin, further limiting any chemical exposure risk from the material itself.

What’s concerning

♾️

No PFAS disclosure

No public statement from the brand about PFAS in this product.

85/ 100
♾️

Category baseline

The starting point for this type of product, before anything specific to this product is counted.

90/ 100
💨

Formaldehyde / VOCs

Manufacturing of synthetic rubber may involve formaldehyde as a cross-linking agent or processing aid. Residual formaldehyde is unlikely to leach significantly into sweat under normal conditions, but no third-party testing of this specific product is publicly available.

Source, ATSDR ↗
70/ 100
⚠️

Bacterial or mold growth from moisture retention

Perforated rubber straps can trap moisture in crevices, potentially fostering bacterial or mold growth if not cleaned regularly. This is a hygiene concern rather than a chemical hazard; regular washing mitigates it entirely.

45/ 100

What’s reassuring

✅

Base material not linked to PFAS

The main material recorded for this product is not one associated with PFAS.

100/ 100
✅

Azo dyes in rubber coloring

No recalls or public testing data exist for Skagen rubber straps specifically. Synthetic rubber is typically dyed with azo colorants during manufacturing; restricted azo dyes (carcinogenic amines) are prohibited in EU textiles, but watch straps are not textiles and face less stringent dye regulation.

95/ 100
⛏️

Heavy metals

Rubber straps may contain cadmium or lead in pigments for darker colors. No documented cases link Skagen rubber straps to metal leaching; risk is minimal given rubber's low solubility and the brief contact time during normal wear.

Source, FDA ↗
95/ 100
✅

Antimony in rubber additives

Antimony trioxide is used as a flame retardant in some synthetic rubbers. No public disclosure exists for this strap's antimony content. Risk of skin absorption from a rubber strap is extremely low compared to textiles that sit directly against the body for extended periods.

95/ 100

The full breakdown

The brand's record and disclosure

Skagen (owned by Fossil Group) does not publicly disclose detailed chemical composition or PFAS testing results for watch straps. The brand has not faced major recalls or documented chemical safety controversies specific to rubber straps. Fossil Group signed the ZDHC Gateway program, indicating some commitment to supply-chain chemical management, but granular transparency on finished accessories remains limited.

How it compares in its category

Rubber watch straps present lower concern than leather straps (which may contain chromium or other tanning residues) or polyurethane straps (which can off-gas volatile organics). Perforated rubber is a mid-tier material choice for wearables, prioritizing comfort and washability over luxury feel. Most major watch brands use similar synthetic rubber for sport and casual straps without reported chemical safety issues.

If you buy it

Rinse the strap with lukewarm water and mild soap weekly to remove sweat and bacteria buildup. Avoid prolonged exposure to direct sunlight, chlorine, or extreme heat, which can degrade rubber over years of use. Replace the strap if it becomes sticky, develops cracks, or visibly deteriorates; typical lifespan is 2-4 years depending on wear frequency. Store out of direct heat when not in use.

What we don’t know

Basis
Model estimate, 72% confidence, not a lab result
Lab test
None on record for this exact product
Brand statement
Skagen has made none

Formulations change between production runs, so check the current label. How we grade.

More water-resistant smart rings & bands 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.