I'm selling this item, which I purchased new last year and have kept unused. This is a glasses band that can be attached in two ways. It uses a soft material that is gentle on the skin and does not use any metal parts. * Attachment may not be possible depending on the shape of the glasses. Specifications: 【Material】Thermoplastic elastomer （String）Polyester 【Weight】6g 【Color】#14 Orange 【Size】39cm (including parts) #Montbell #mont-bell #2-Way Glass Strap #Glasses #Eyeglasses