Based on this product's specifications, here are some alternatives and similar models
Foundation brush Real Techniques Expert Face Brush — rounded fluffy head, 1 pc
Summary description:
Real Techniques Expert Face Brush is a foundation brush with a rounded, fluffy brush head designed for even application and blending of liquid and cream foundations. The single-piece brush provides precise coverage and smooth finish, suitable for base makeup, contour blending, and touch-ups on face and jawline.