100% Brand new, high quality Sponge, soft foam material .
Diameter: 60*36*3MM ( OD*ID*Thickness)
The maximal stretched diameter is 75mm .
Durable and soft, high elasticity foam
Foam Earpads For headphones & headsets in call centrals
Disposable Sponge Covers
Replaceable foam ear cushions for headsets
To ensure a comfortable wearing for a long time when you listen to music .