Imported PU Foam material, fully-automatic production line, slowly rebound,soft, clean, smooth, comfortable.multiple-use, non-toxic, economy, environmental protection.
1)Slow rebound allows fully attach to ear canal;
2)Design to fit majority ear canal with premium comfort and protection;
3)Soft PU foam material for low pressure inside the ear.
1)Nylon cord or PVC cord helps prevent hearing loss;
2)Bullet design fits most ear cannals making the plugs easier to use;