Synthetic Athletic Insoles, ranked by PFAS safety

16 products graded A to F, safest first. None have earned a C or better yet, so we show the full ranking and the least-concerning options first.

Graded and flagged D and F, we’d swap these

Addias Men's Ortholite Comfort Insoles

Adidas

Addias Men's Ortholite Comfort Insoles

Ortholite cushioning foam, polyurethane base

D
F
PFASAll
D · Elevated3 flags

Lower concern. Foam/cushioning insoles unlikely to require PFAS.

Risky category by default

Foam Insoles Adidas Sole Inserts Shoes Inserts Adidas Predator Replacement Insoles Shoe Insoles

Adidas

Foam Insoles Adidas Sole Inserts Shoes Inserts Adidas Predator Replacement Insoles Shoe Insoles

Foam (EVA, polyurethane, or similar cushioning polymer)

D
F
PFASAll
D · Elevated3 flags

Lower concern. Foam insoles rarely use PFAS, but Adidas discloses nothing.

Risky category by default

Adidas F50 Tunit Chassis Comfort Insole, 6US / 5.5UK / 38.67EU

Adidas

F50 Tunit Chassis Comfort Insole, 6US / 5.5UK / 38.67EU

EVA foam, mesh textile lining

D
F
PFASAll
D · Elevated3 flags

Lower concern. Foam insole unlikely to use PFAS, but no disclosure.

Risky category by default

Adidas Shoes | Price For 1-Only2-Dr.Comfort Heat Moldable Insoles | Color: Blue/Pink | Size: 9-1/2/11

Adidas

Shoes | Price For 1-Only2-Dr.Comfort Heat Moldable Insoles | Color: Blue/Pink | Size: 9-1/2/11

Textile upper, rubber sole, foam insoles

D
F
PFASAll
D · Elevated3 flags

Standard shoe with no known PFAS risk signals identified.

Risky category by default

Adidas +f50 Tunit Light Weight Chassis Insoles.

Adidas

+f50 Tunit Light Weight Chassis Insoles.

EVA foam, synthetic textiles

D
F
PFASAll
D · Elevated4 flags

Insole foam and fabric unlikely to contain PFAS, but Adidas makes no public disclosure.

Risky category by default

Adidas F50 Tunit Chassis Lightweight Insole, 6US / 5.5UK / 38.67EU

Adidas

F50 Tunit Chassis Lightweight Insole, 6US / 5.5UK / 38.67EU

EVA foam, textile blend

D
F
PFASAll
D · Elevated3 flags

Lower concern. Standard foam insole with no known PFAS triggers.

Risky category by default

Adidas Shoes | Brand New Adidas Gmr Insoles Pack | Color: Blue/Pink | Size: 7.5

Adidas

Shoes | Brand New Adidas Gmr Insoles Pack | Color: Blue/Pink | Size: 7.5

foam insoles, textile lining

D
F
PFASAll
D · Elevated2 flags

Lower PFAS concern for foam insoles, but no explicit brand disclosure.

Risky category by default

Adidas Samba Insoles/Footbed/Sockliners, size 13/13.5/14 shoes OG/JP/Black

Adidas

Samba Insoles/Footbed/Sockliners, size 13/13.5/14 shoes OG/JP/Black

Fabric/textile insole, likely polyester or cotton blend

D
F
PFASAll
D · Elevated3 flags

Lower concern; typical shoe insole without water-repellent treatment.

Risky category by default

PowerStep Pinnacle Orthotic Insoles

Pinnacle

PowerStep Pinnacle Orthotic Insoles

Foam and fabric composite with arch support

D
F
PFASAll
D · Elevated2 flags

Minimal PFAS risk. Standard orthotics rarely treated with fluorinated coatings.

Risky category by default

PowerStep Pinnacle Maxx Insoles

Pinnacle

PowerStep Pinnacle Maxx Insoles

EVA foam, polyurethane, fabric blend

D
F
PFASAll
D · Elevated3 flags

Lower concern. Insole materials typically PFAS-free, but verify packaging.

Risky category by default

PowerStep Pinnacle High Insoles

Pinnacle

PowerStep Pinnacle High Insoles

foam insole, likely EVA or polyurethane core

D
F
PFASAll
D · Elevated3 flags

Lower concern insole, but brand silent on PFAS and coatings.

Risky category by default

PowerStep Ready to Ship Pinnacle Insoles - High Arch B

Pinnacle

PowerStep Ready to Ship Pinnacle Insoles - High Arch B

Foam, fabric, rubber blend

D
F
PFASAll
D · Elevated2 flags

Lower concern. Insoles unlikely to contain PFAS, but verify materials.

Risky category by default

Powerstep SlimTech 3/4

Pinnacle

Powerstep SlimTech 3/4

Foam/cushioning insole with fabric cover

D
F
PFASAll
D · Elevated4 flags

Limited PFAS risk, but cushioning composition unconfirmed.

Risky category by default

Powerstep Pinnacle Pink Orthotic Support Insoles

Pinnacle

Powerstep Pinnacle Pink Orthotic Support Insoles

Foam, fabric, possibly synthetic polymer base

D
F
PFASAll
D · Elevated2 flags

Typical orthotic insole with no known PFAS-prone features.

Risky category by default

PowerStep Pinnacle Low Insoles

Pinnacle

PowerStep Pinnacle Low Insoles

EVA foam, synthetic materials

D
F
PFASAll
D · Elevated4 flags

Lower concern. Foam insoles typically don't use PFAS, but confirm materials with brand.

Risky category by default

PowerStep Pinnacle High Insoles — Shop Today @ The Insole Store

Pinnacle

PowerStep Pinnacle High Insoles — Shop Today @ The Insole Store

EVA foam, fabric, cushioning materials

D
F
PFASAll
D · Elevated3 flags

Lower concern. Standard insole materials rarely treated with PFAS.

Risky category by default

Get the safe list, free

The products we score each week, and the safest alternative in every category.

No spam. Unsubscribe anytime.