REAL Lambskin Leather Ear Pads: It offers luxurious, soft, and cool feeling on skin contact.Good Durability: Lambskin does not flake and deteriorate by contact with sweat and skin oil. This earpads seam is sewed by threads and does not split open over time.Breathable Material: This natural lambskin is porous, allows air circulation, and ensures a cool feeling for prolonged headphone usage.Excellent Noise-Canceling: The pad uses high density foam to ensure good seal for noise-canceling and sound performance.Easy Installation: All earpad mounting flanges are cut out by stamping machine with accurate dimensions, offering consistent fitting to headphones. A small tool is included in the package to assist installation.