C

Is Acoustic360 PFAS-free?

Across 8 graded products, Acoustic360 averages C (78/100). On disclosure, the brand says nothing publicly about PFAS. 6 of its products grade C or better. Grades are model-based estimates, not lab results.

Worth buying from Acoustic360 C or better, safest first

Ernie Ball Everlast Acoustic Guitar Strings

Acoustic360

Ernie Ball Everlast Acoustic Guitar Strings

Phosphor bronze/stainless steel wound on steel core

A
A
PFASAll
A · Very low PFAS1 flag

Lower PFAS concern, acoustic guitar strings use standard metal materials with no known fluorochemical treatments.

Bare metal or glass, no coating at all

D'Addario Acoustic Bronze Guitar Strings

Acoustic360

D'Addario Acoustic Bronze Guitar Strings

Phosphor bronze wire (hex-wound core, steel plated)

B
B
PFASAll
B · Low PFAS1 flag

Lower PFAS concern, metal guitar strings are unlikely vehicles for intentional PFAS use.

Brand says nothing about PFAS

D'Addario XT Acoustic Phosphor Bronze Guitar Strings

Acoustic360

D'Addario XT Acoustic Phosphor Bronze Guitar Strings

Phosphor bronze wire, steel core

B
B
PFASAll
B · Low PFAS1 flag

Lower PFAS concern, traditional metal strings with no known Teflon-family coating or water-repellent coatings.

Brand says nothing about PFAS

Cleartone Acoustic Guitar Strings

Acoustic360

Cleartone Acoustic Guitar Strings

Steel or nickel-silver wound strings, bronze or phosphor bronze wrap

B
C
PFASAll
B · Low PFAS2 flags

Lower PFAS concern, acoustic guitar strings are traditional metal products with no known Teflon-family coating coatings or water repellency treatments.

Brand says nothing about PFAS

DR Dragon Skin+ Acoustic Guitar Strings

Acoustic360

DR Dragon Skin+ Acoustic Guitar Strings

Steel wound strings with brass/bronze wrap

B
C
PFASAll
B · Low PFAS2 flags

Lower PFAS concern; guitar strings are not a typical PFAS application, but no brand transparency.

Brand says nothing about PFAS

D'Addario XS Phosphor Bronze Acoustic Guitar Strings

Acoustic360

D'Addario XS Phosphor Bronze Acoustic Guitar Strings

Phosphor bronze wire (copper-tin alloy with phosphorus), no known PFAS-containing coatings

B
B
PFASAll
B · Low PFAS1 flag

Lower concern, acoustic guitar strings made from traditional metal alloys have no typical PFAS application.

Brand says nothing about PFAS

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

Elixir Nanoweb Acoustic Guitar Strings

Acoustic360

Elixir Nanoweb Acoustic Guitar Strings

Steel/nickel-silver wound strings with proprietary Nanoweb coating

F
F · High PFAS

Insufficient public data on coating composition, skip if PFAS avoidance is a priority.

Undisclosed proprietary coating

Elixir Nanoweb Phosphor Bronze Acoustic Guitar Strings

Acoustic360

Elixir Nanoweb Phosphor Bronze Acoustic Guitar Strings

Phosphor bronze strings with proprietary Nanoweb coating (unspecified polymer)

F
F · High PFAS

Lower-risk for PFAS; phosphor bronze core is inherently safe, but proprietary coating composition remains undisclosed.

Undisclosed proprietary coating

Every grade uses the same public rubric. How grades work →