MARLALL Swimming Headphones-Bone Conduction Headphones, IP68 Waterproof Open Earphones, Bluetooth 5.4 Underwater Sport Earbuds with 32 GB MP3 Memory for Swimming, Running, Cycling,

Bone Conduction Open Ear Headphones: Different with traditional design, our open ear bluetooth headphones won’t cover your ears very tight so can wear long time and still feel comfortable. The swimming earphones also ensure your safety while swimming, snorkeling, biking, hiking, and other outdoor activities. ⚠️Note: Bluetooth mode is not supported underwater