Its big. But the other one (left)? Wow, but its crooked inside. The seal is so crucial with these. At times I felt a sinus infection was inevitable, but with the daily repeated use of this system, I have been infection free. I own two other pairs of the UGG sneakers. ?????? Alas, I did not get the job. The lights around the ear section are easy to turn on and my son loves the feature. I have received , very well packaged a selection of essential oils from rainbow abby including Lime oil . I cannot give this a full 5 stars because I haven?t had it long enough to rule out any flaws or things I would change about the product. I cant stand ear buds or headphones.