Quality metal materials and braided cable are guarantee that you will have a long lasting product. It can be well used and feared that you will broke them or damage cable. To mention, driver housing and jack are made of metal.
If you are looking a great earbuds with affordable price, CB3 Metal Earbud Headphones are your choise. Amazon users gave them 4.5 out of 5 star rating, so you know that you are making good choice.