Bone Conduction Earphone Color:Blue Material: PC+Metal

Material: PC+Metal

Shell material: plastic

toys with disposable insulating inserts need to be unplugged for playing

- Safe metal rings for attaching the front strap

Bone Conduction Earphone Color:Blue Material: PC+MetalFeatures: Open Ear Experience Activities such as running or cycling make you sweat a lot. With open ear design, providing a much more hygienic environment for your ear canal. Ergonomic Design Fitting different head sizes. Not easy to shake it off whatever activities you are engaged in. Durable and waterproof Specially built with wear proof material, IP55 is waterproof to resist light rain and sweat for outdoor activities, such as jogging, cycling,