... wire and without wire Cordless ear plugs,foam material can be used again Protection Ear PlugBullet type, Christmas tree type ... without wireCordless ear plugs, foam material, equipped with comfortableThe Earplug with a rope made of high quality silicone components, ... againSoft string, to prevent wound ART.NO Protection Ear Plug MaterialfoamDesign Three-layer sealing structure Type Bullet,Christmas tree