Silicon Ear Plug for Noise Reduction and Swimming Usage: Anti noise Anti dust, study time, exam time, walking strrt, bus journey, sawar time,,Imported from ChinaImprove sleep, concentration and hearing protectionApplication: Swimming,Factory,Home, bedroom, traveling, workplace and downtownSoft feeling, high anti-noise, durableSuper soft flexible, comfortable for long wear and protect ears.Noise reduction for work, home, sleeping and safety.Washable and reusable design.Easy to use.Perfect for everyday or occasional use.colore not fixd, depend in stockClosely stick to external auditory canal to isolated noiseSize: As the picture show.Material: SiliconQTY: 1 Pair