1. Material: high-elastic sponge, protein leather / lambskin
2. Features: good sound insulation, slip resistance, elasticity, good air permeability
3. Soft sponge, good hand feeling, more comfortable to wear
4. Rebound sponge, not easy to deform, moderate elasticity
5. Close fit, not easy to fall
6. Lightweight and breathable mesh design, dustproof and dustproof, effectively filter sound impurities
7. Remarks: Only earmuffs will be delivered, no others
