As shown in the fifth photo, I used these from February to September 2025. I used them with a silicone case. I haven't had any particular problems while using them. Operation has been confirmed. I don't plan to lower the price at the moment. - Product Description Wireless earbuds with high sound quality and excellent noise canceling. - Model Name: WF-1000XM5 - Brand Name: SONY - Accessories: Charging cable, ear tips (SS, S, M, L) - Color: Black - Type: Wireless earbuds Please feel free to ask if you have any questions. Thank you for looking.