Features: Universals Lycras headphone covers with stretchable 9-11cm design ensures secure for ear cushions, preventing slippage during workouts or commutes while maintaining breathable comfortable through elastic lycras fabric. Engineered with odorless lycras materials, these universals earphone protectors feature toolless installation and wide compatibility across major headphone brands, combining durability with skin friendly flexibility for daily use. for fitness enthusiasts, frequent travelers, and remote workers seeking extended wear comfortable, these elastic earphone sleeves cater to active lifestyles requiring sound gear protections. Perfectly adapts to gym, subway commutes, or home office environments, maintaining hygiene and preventing sweat buildup through quick changing design and ventilated lycras construction. Optimize headphone longevity with these machine washable Lycras covers that resist abrasion while preserving sound clarities, for users prioritizing device maintenance and sustainable accessories. Specifications: Materials: Elastic Lycras Size:10cm/3.94inch for 9~11cm earmuffs Color: Black, Grey, Red, Blue(optional) Package Includes: 1Pair Headphone Protective Cover note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.