With the Sony MDR-XB510AS, doing sports will never be boring again. The drivers in the sports earbuds produce a solid bass sound, motivating you to bring out the best in yourself. Feel free to wear your earbuds when going for a run in the rain, because they're splash proof. If they get dirty, you can easily clean them under the tap. Thanks to the ear clips, the earbuds won't fall out when you're moving. Various size earbuds and clips are included, ensuring they'll always fit perfectly. After use, you can store the earbuds in the included pouch.