Main Features:Small pressure on the ear canal,suitable for wearing for a long time,give you a good experienceFit all kinds of different ear canalsMedical grade silicone, non-toxic and waterproofIdeal for reducing noise Whether you are studying,sleeping or workingAlso can be used when swimming to reduce infection risk.Specification:Material:soft siliconeColor:blue,white,orangeEarplug:(approx)15x10mm(WxH)Box:(approx)95x32x20mm(LxWxH)Quantity:4 pieces/1 boxNote:Keep it away from babiesBe used under adult guidance for childrenDisabled when divingDo not divide and breakPackage Included:4 Pieces Ear Plugs (with clear plastic case)