The Buddy Brush works great for blending concealers.

Made with Upcycled Coconut Husks, Eco-Friendly and Hypoallergenic, Latex Free, Cruelty-Free, Vegan, Plant Based (50% Coconut Husk Powder, 50% Proprietary PU Blend), Free Of Latex, Mineral Oil, Artificial Colors & Dyes. Velvety Soft Texture Washable & Reusable