COMPATIBLE WITH: Studio 2 and 3 Wired & Wireless (Model B0500, Model B0501 & Model A1914) Over-Ear Headphones (DO NOT FIT Solo On-Ear Headphones), please CHECK your Headphones' model before purchase OUR INGENUITY: By adding Extra Thick & Slow-Rebound memory foam, our ear pads will conform to your ears for a personalized fit, ensuring you excellent bass and extreme comfort. FLAWLESS INSTALLATION: You will get an extra pair of Adhesive Tape (in case you mess up) and a Triangle Opener, making the entire installation easy and fast. LUXURY UPGRADED EAR PADS: Why not buy a fancy dress for your 300$ Headphones? Don't be afraid to take off your old ear pads and put on our new ones WE CONTINUE TO develop more professional and ergonomic ear pads. Please contact us for replacements or refunds if there is an issue with your purchase.