New Sponge Earcup Replacement Ear Pads Cushion Ear Cover for Sony MDR-710 AKG K430 Headphones 50MM Compatible with Sony MDR-710 & AKG K430 Headphones Size: 50MM / 1.97" Packing Includes: 1 Pair of Ear Pads (L+R) Free Gift: 1 Piece Velcro for headphone cables and 1 piece Black Headphone Earphone Cable Clip Clamp For your heath, it's better that replace your earpad every three to six months