COMPATIBLE MODEL: Compatible with Bowers & Wilkins PX8/PX7 S2 Wireless Noise-Cancelling Headphones (Do Not Fit PX7 ). Please confirm your headset model before purchase. ^^ Give Your Ears All Day ComfortThe Soft Cooling-gel is added under the top layer fabric (breathable Ice Silk fabric) of the earpads, absorbing the sweat in the summer days and keeping your ears cool after a long time of use. The soft and stretchable smooth surface will protect your ears from hard friction and longer usage! ^^ The Performance You WantOur ergonomic earplugs block out outside sounds, High density memory foam can better fit your ears, It keeps you a quiete world when you are in noise outside. ^^ EASY TO INSTALLSimply remove the old earplugs and install new replacement earplugs within a few minutes, make your headphones look refreshed. They will not fall off easily. ^^ Customer ServiceIf you have any questions, please feel free to contact us. We provide return and exchange services, and we will do our best to solve your problem.