Check out Banner Flag 01 Low-poly 3D model on CGTrader for $17. High-quality mesh by DarkStudio: 3399 polys, 3403 vertices. PBR, Textured, UV Mapped.
MAX (Autodesk 3ds Max, filesize: 12.8 MB), OBJ (OBJ, filesize: 12.8 MB), FBX (Autodesk FBX, filesize: 12.8 MB), 3DS (3D Studio, filesize: 12.8 MB), DAE (Collada, filesize: 12.8 MB), DWG (AutoCAD, filesize: 12.8 MB), PNG (PNG, filesize: 12.8 MB)