1. Ergonomic design, built-in sponge, not tired after long wear 2. Material: lambskin 3. Features: soft and comfortable, strong air permeability, durable, sound insulation and noise reduction 4. Weight: about 15g / pair 5. Size: about 9 x 7 x 2cm 6. Applicable products: suitable for Bose QC25/QC15/QC2/AE2i
