IANNA untral-thin brush is only 1.5mm thin, There are many benfits used this brush.     What are the benefits of using an ianna ultra-thin foundation brush for makeup application?Using an ultra-thin foundation brush for applying makeup offers several distinct advantages, primarily in the following areas:1. Precision Control: An ultra-thin foundation brush allows for greater control over the amount of product used and where it is placed. This is particularly useful for targeted coverage or precise application around delicate areas like the nose and eyes.2. Product Economy: Due to its design, less product is absorbed by...