This product is made of sturdy polyester, the sustainable fabric will not break even if you tear it strongly. The universal cell phone chain does not block your charging hole, so you can easily charge your phone while using the product.The necklace is adjustable in length, so it offers various wearing options, like a bag over your shoulder or just let it hang like a chest bag. When you are shopping, walking your dog, attending the fair, walking or hiking, this product can free your hand to do other things.