Please consider this if you've lost or damaged yours! 【Ships within 24 hours】 【Pairing support & peace of mind guarantee】 【5% of sales donated to the Noto Peninsula Earthquake relief】 ↓↓↓ See below for details. ↓↓↓ 【Product Description】 This is the left earbud only for the SONY WF-C510. Charging case not included. 【Product Condition】 Brand new, unused! Functionality confirmed. No issues. 【Peace of Mind Guarantee (≧∀≦)】 We perform a final check before shipping, but if any issues arise after arrival, we will accept returns and provide a refund. Please contact us without rating the product. * We have recorded the serial number to prevent product substitution, and will verify it upon return. 【Cleaning ('ω')】 We will disinfect with Saraya Hand Lab (80vol% alcohol concentration, effective against a wide range of viruses and bacteria) before shipping. Please purchase with confidence. 【Support】 * For those who are unsure about re-pairing, we can provide simple support based on the official SONY instructions if needed. 【Shipping ('ω')】 We will ship within a few hours, or at the latest, within 24 hours. If there are any special circumstances, we will contact you to obtain your consent. SONY WF-C510 【Left Earbud, Blue Color】