Ear Piece Left A5036889B for WF-1000XM4 – Suitable for SonyThis genuine Sony left ear piece (Part No. A5036889B) is designed for Sony WF 1000XM4 wireless headphones. It restores the original look and functionality of the earbud when the outer housing or ear piece becomes damaged or worn. Using genuine replacement parts helps maintain proper fit and performance of your headphones. Key Features: Genuine Sony replacement part Part No. A5036889B Left side ear piece housing Colour: Black Designed specifically for