Product Features No tool needed. Fits over the original headband and zip up in place. Don't need to remove the original headband. Can be used to cover your wear out headband or protect it from scratch. This product is compatible with SONY MDR-Z600, MDR-V900, MDR-V600, MDR-V6, MDR-NC500D, MDR-CD900ST, MDR-7509, MDR-7506 Headphones. Product Dimensions: 7.8 x 4.3 inches (20 x 11 cm), Color: Black Package Contents: Headphone Headband Cover x 1 Product DescriptionCompatible Headphones: - Compatible with SONY MDR-Z600 headband - Compatible with SONY MDR-V900, MDR-V600, MDR-V6 headband - Compatible with SONY MDR-NC500D headband - Compatible with SONY MDR-CD900ST headband - Compatible with SONY MDR-7509, MDR-7506 headband Other same size Headbands Package Includes: - 1 x Headband Protection Cover Note: - Headphone Headband only, Headphone is not included.