They DO breathe extremely well, which is great! I have a small adult head and these are just a smidgen loose. After putting in 20 miles last night, in a variety of wind and traffic conditions, heres my initial thoughts:Pros:Good noise cancellation options - Both settings work pretty well. I was using my razer headphones for gaming, and every once in a while they fell onto my chair. So I purchased this just weeks ago and I was so excited because this was my first foray into wireless headsets. It seems I was wrong, the slippers are coming apart after just a few months. The phone charger gets the job done REALLY FAST! The perfect birthday gift for the old school music lover. I now put this in my kitchen cabinet store, and play music all day long, all my clients stop and ask me where I bought this from. =======================Rating Breakdown (5/5)Product Quality: 5Ease of use: 5Performance: 5Value: 5Overall: 5