Thanks for reaching out to share your experience with us, Alfred. Your feedback helps us provide our customers with constant improvements. The Galaxy Buds3 Pro features a silicone ear tip insert made of polyamide and glass fiber, and the earbud unit body is constructed from polycarbonate. The main speaker mesh is made of aluminum, while the port mesh is crafted from stainless steel. Additionally, the charging contacts are made of brass and rhodium-plated, and the proximity sensor window is made from crystal epoxy. Samsung Electronics does not use any internationally restricted materials or any other potentially harmful materials in any component of the Galaxy Buds that comes into direct contact with the skin. Samsung Electronics also certifies its compliance with international environmental regulations by the authorized international test institutions, for certain materials that could be included in the silicone, plastic, and metal used in Galaxy Buds products. If you are experiencing any discomfort we ask that you take the buds out and look over the list of materials used to ensure that you are not allergic. If you have any further concerns or questions, please be sure to reach out to us at Samsung Support. -Kelvin smsng.us/Samsung-Support smsng.us/Facebook-Messenger smsng.us/X-Messages smsng.us/Samsung-Community smsng.us/Warranty-Info smsng.us/Samsung-Care-Plus

Hello Simon, we appreciate your feedback on your Samsung Galaxy Buds3 Pro. We understand how valuable your earbuds are to you every day for a variety of reasons. We have provided a link to an article to help you troubleshoot the fit, and recommend doing a fit test with your earbuds in the Samsung Wearables App. We also recommend ensuring the microphone of your earbuds are not covered during placement and adjustment as this can cause the feedback you mention experiencing. We have also shared a link to an article to offer additional troubleshooting for the audio quality of your device. Lastly, we have provided a link to the Samsung Support Team if you continue to experience frustrations or have any questions about your Samsung products. Thank you for being a Samsung customer. -Elizabeth How to wear your Samsung Galaxy Buds3 and 3 Pro https://www.samsung.com/us/support/answer/ANS10003519/ No, low, or poor audio quality on Samsung earbuds https://www.samsung.com/us/support/troubleshooting/TSG01111323/ Samsung Support smsng.us/Samsung-Support Samsung Community smsng.us/Samsung-Community Facebook smsng.us/Facebook-Messenger X https://smsng.us/X-Messages