This is a fantastic product to keep your expensive sunglasses/eyewear with you were they belong!!! Features of this retainer include: Ends securely hold your glasses in place Adjustable fit for comfort Great for for any activity where you need to keep your eyewear close at hand They are so comfortable around your neck you will want to wear them everyday Measures about 25 long Lightweight nylon All black in color Sunglasses not included These sunglass holders are a MUST have to make sure you don&';t lose your favorite glasses! "