Bone Conduction Headphones - Bluetooth Wireless Headset accessories Combine them you’ll get a

Combine them you’ll get a great tool for your study & artwork

Progressive reading glasses and Traditional reading glasses contrast:

You are my SANITY

Weight: About 100g

Dosage: 20-30ml Each Time

Bone Conduction Headphones - Bluetooth Wireless Headset accessories Combine them you’ll get aHave you ever had earphones that don't fit or fall out? Or have a headset that gets dirty from being inside your ear? Or did you know that conventional earphones can cause long term hearing damage to your eardrums and you wouldn't even know it? FEATURES Bone Conduction Technology: Now enjoy hours of music without damaging your earbuds. It features bone conduction technology that creates vibrations to transmit sound through the bones of your face