The 12 brushes in the Sigma Beauty Essential Brush Set are made of its proprietary SigmaTech synthetic fibers, which claim to hold the right amount of product and apply with ease. Like the foundation brush from the It Cosmetics set, the foundation brush in this set looks like a paintbrush, which made it easy to build up my cream and liquid foundation in layers, but not so effective at blending. (You’ll have to follow up with the included duo fibre brush for that.) For the crease brush, I used th https://rctmakeupbrush.com/