About this item COMPATIBLE: These ear pads are suitable for the Solo 2 Wired On Ear Model b0518 Headphones only. (Do not fit Solo 2.0 / 3.0 wireless) STRONG ADHESIVE: 3M adhesive on the back of the ear pads ensures secure attachment. EASY INSTALLATION: Simple to install and use. ENHANCED SOUND: Memory foam used in the original design enhances noise blocking. Dimensions: 7 x 3.5 x 0.6 inches.