High elasticity light-weight soft and comfortable touchingReduce noise and improve the fidelity of musicEasy to adjust update unhygienic worn or unusable ear padsApplicable for Earbuds Headphones Walkie Talkie and Headsets. Compatible with Sony MDR-G45 MDR-222KD/ PIN Sennheiser PMX60 PMX100 PX100 PX20 HD15 HD36 HD56 and other headphones with similar diameter. Offer optimal comfort during extended wear and the foam's dimensions ensure precise fitting.