I threw those out and used good ones, and only because the position of the studs did not match where I wanted the shelves positioned. JBL is generally a quality product and this one is not, so, "Buyer Beware! Then, because we tend to go through them so quickly, we got down to literally 1 charging cable that fit and still worked. Product specification and other detail om Amazon is very much clear. Overall - Im very pleased with this product and will definitely buy again if anything happens to them. My previous Keens were 10. Then its usually spot on. My reason for ordering was I wanted thick and comfortable soles. I can recommend this product for sure! So far I havent been able to use either because I dont have a wearable device and my ear buds have since gone missing, I definitely recommend this product and seller, they have a great customer service department and stand behind their products, and will do everything they can to make sure your items work correctly and that youre satisfied as a customer, I had originally ordered a 4 in 1 charging stand and the micro usb plug was broken out of the box and before I could contact their customer care