1.Bullet shape slow rebound earplug 2.CE Certification 3.Material:PU foam earplug 4.Reduce noise availably 5.Various colors EC-1001C1.PU foam slow rebound earplug with bullet shape, it can reduce the noise availably2.CE Certification3.Material:Pu Foam4.Smooth surface provide lasting comfort5.Various colors6.For safety, protect, traveling, air or others7.Packing:PE bag, OPP bag, Plastic box, Paper ...