If you can, get something else for the money. (Relys on Bluetooth Pairing) Ive tried about all I know to try. I?ve taken them to beach, gone hiking with them and generally beaten them up quite a bit. I will trust the JVC brand even more now and look for their products whenever I do electronics shopping. Great to get clutter off the countertop. Then with my neighbor needing masks to be safe at the hospital. Good for every genre of music. I guess these are only good for walking for a short time not for a long time. No worries, the cork seems still to surrounded by liquid and the air bubble is elsewhere, as it should be. Arrived as promised and in good working order.