The shape of these Earasers Peace and Quiet Earplugs is quite clever

giving you a clearer and cleaner listening experience at a safe volume

Wind noise is a constant bombardment to your brain - something your brain can't ignore

Adjustable headband to suit most head sizes

Calmer Pro has been independently tested by the ISVR (Institute of Sound and Vibration Research) at the University of Southampton

3M™ Peltor™ HYX5 Hygiene Kit for X Series X5 Earmuffs C2C The shape of these EarasersThe 3M PELTOR X Series X5 Earmuffs 3M recommends replacing ear muff cushions and foam inserts every six months or whenever they become damaged. Compatible Earmuffs: X5 A, X5 P3E, X5 P5E 3M Peltor HYX5 Hygiene Kit for Earmuffs, Hearing Conservation The X Series earmuffs are 3Ms latest advancement in hearing conservation. New technologies in comfort, design and protection all come together in this groundbreaking earmuff line. The X5A earmuffs offer the