Fits 4 sneakers on each shelve. I dont use them every day, so the battery life has been great for me and I only charge every week or two at the moment. The wire included is also quite tough. She gets lot of compliments on her sandals. They prove a while ago and I got the newest noise canceling Sony?s which I like but I was looking for that top volume that I missed from the kickers. les plus: confort, qualité son, couleurs differentesles moins: obsolescence de 2 ans environ fit was too snug without a sock. They probably work great with real Apple pods, but otherwise beware. Unusable. Make sure to have a clamp to hold down while you tighten.