1. Material: high elastic sponge, protein skin 2. Features: good sound insulation, slip resistance, elasticity, good air permeability 3. Good soft hand feel, more comfortable to wear 4. Built-in memory rebound sponge, not easy to deform, moderate elasticity 5. Close fit, not easy to fall 6. Lightweight and breathable dust-proof net, effectively filtering sound impurities 7. Remarks: Only earmuffs will be delivered, no others 8. Dimensions: 9.3 x 7 x 2 cm
