If you want to safely enjoy your music while running or cycling, then the JBL Wave Flex 2 earbuds are perfect for you. Thanks to the specially developed Smart Ambient technology, you can hear both your music and your surroundings. Additionally, the earbuds have an IP54 rating, making them dust and water-resistant. They can withstand sand, sweat, and rain, making them ideal for workouts. These earbuds offer a 10-hour battery life and an additional 30 hours in the case, giving you a total of 40 hours to enjoy your music.