I've used my own brush with a small amount about 5 times. The included brush is unused. *Please understand that this item has been stored at home for a long time. Please refrain from purchasing if you are looking for a new-like condition. *Regarding used and opened cosmetics, there are individual differences in scent and feel, so we recommend that sensitive individuals purchase new items. *The color of the product may differ slightly depending on the type of monitor. We will fold and pack the item to fit the size when shipping. The shipping method may be changed. Also, we may use recycled packaging materials, so please be aware of this. *If you are negotiating the price, we recommend using the price reduction request feature.