100% Brand new and high quality <br />Function: Improve sleep、 concentration and hearing protection <br />Application: Home、 bedroom、 traveling、 workplace and downtown <br />Closely stick to external auditory canal to isolated noise <br />Material: polyurethane <br />Diameter: Approx. 1.3cm <br />Length: Approx. 2.5cm <br />Color: As Picture Shows、random delivery<br /> <br />Package Included:<br />10 pairs Soft Sponge Hearing Protector Noise Ear Plugs for Travel Sleep