... String 2, Reduce noise 3, Silicon 4, For safety, protect, traveling, air using Christmas Tree Type Earplug with Stringearplug with string, natural ... , mushroom type.2. Material: Silicon.3. Christmas Tree Type Silicon Earplug slow rebound earplug.4, With cord or without. 5. SNR: ... /CTNCARTON SIZEG.W/N.WColor Box200075x37x37cm20/18KGPlastic Bag200075x37x37cm6/5KG Christmas Tree Type Earplug with String