1. Ergonomic design, comfortable to wear
2. Easy to install, stable and not easy to fall off
3. Light and thin breathable mesh, enhance the breathable effect, comfortable to wear
4. Sponge, more comfortable to wear, not easy to deform
5. Good elasticity, soft mesh, good breathability.
6. Material: mesh, sponge
7. Description: only earmuffs, not including others