Fidue A31s Dynamic In-ear Sport Earphones Ultra-lightweight Fashion with Song Switch

Support Hands-free Talking with Song Switch Super Lightweight

Create micro dynamic balance system, gives you a clear sound
Self design 8mm dynamic balance unit, use 6μ polymer diphram and integrated acoustic design, brings you a clearer and more fascinating sound
Lightweight comfortable for sporter
Micro Dynamic and lightweight scientific material
Compact and fashion appearance
Use advanced lightweight material
Comfortable in-ear earphones with no burden

More details and buying link here  (use coupon code: "LHFD" )