Estee Lauder lip brush (lip brush) Your lips will be perfectly made up with this small, fine, and soft brush. It is essential for applying lipstick precisely: it prevents smudging and imperfections, and reduces the need for lip liner, which can sometimes create a slightly too heavy result. Know that there is absolutely no comparison between applying lipstick "directly" and with a brush: the product can be dosed as desired, and the risk of smudging is almost eliminated. Una Once tried, you will wonder how you managed without it until now.