Features: Good breathability: The breathable design of sponge help to dissipate heat and avoid discomfort caused by ear heating due to prolonged wearing. Good sound insulation effect: The earmuffs is design to effectively block external noise, allowing you to enjoy purer and clearer sound quality, enhancing the immersive experience. Easy to replace: Simple installation design, convenient for users to quickly replace earmuffs, without need for complex tools, saving time and effort. Perfect compatibility: Design specifically for C3220 3210 310 320-M H251 261 headphone, ensuring perfect fit with the headphones while maintaining original sound quality and performances. Multiple color option: Provides multiple color that can pair according to preferences to meet the needs of different users. Lightweight design: Lightweight prevent the earmuffs from adding to the overall burden of the headphones, reducing pressure during wear and improving the user experience. Specifications: Fabric: sponge Color: refer pictures to selection please Size: Special model standard size Applicable product: for C3220 3210 310 320-M H251 261 Headphone Package Includes: 1 Pair Earpads note: Other accessories demoed in the pictures is not included. Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.