Description: Specifically designed for SONY MDR-XB400 headphones Made of High Quality ultra soft comfortable Protein Leather,internal soft memory foam padding,durable & flexible, for hours of comfortable listening Memory Foam to Enhance Noise Blocking Easy to install. Self-adhesive backing, just remove your old ones (taped on) and install the new ones Durable and long lasting, quality made ear pad Specification: Material: Protein Leather + Memory Sponge Size: 70mm/2.75inch Package Includes: 1PairxEar Cushions