[Antinoise ear plug made of film porolon].
D004423:Ear; D006317:Hearing Loss, Noise-Induced / Q000517:prevention & control*; D006801:Humans; D009622:Noise; D010969:Plastics; D011108:Polymers; D011482:Protective Devices
D010969:Plastics; D011108:Polymers
Protivoshumnyĭ ushnoĭ vkladysh iz porolona v plenke.