They only got one month of wear out of them. Weve been on an overseas trip so the shoes have been getting some kilometers put on. The connector at the cup side to the music device is a standard 3. Usually I have problems with shoes being too tight around the top. Not too bad to put together, but there were a bunch of ants that crawled out of it when I pulled the pieces out. If your cat is like mine, she likes to chew on cords. Holds way more weight than I thought it would. So I keep them in the top level of spice rack. Not the best - however if youre shopping in the sub 100 dollar earbuds catagory its definitely not going to be amazing. Even if the lining is not cotton, it is very soft and absorbent.