Quies Rubber Foam Auditive Protections Have Been Especially Designed To Guarantee Comfort And Protection :- Their Shape Is Adapted To The Auditory Canal And It Ensures An Excellent Effectiveness (35 Db Sound Reduction) And A Perfect Maintain In The Ear.- The Texture Of Particularly Smooth And Soft Rubber Foam Offers A Pleasant Contact And Enables Not To Be Bothered By Sound When You Wear Them.Matched Colours (Pink, Orange, Green), Flesh Colour, Or "Disco" Colour (Blue, Pink, Purple).