Check out Hot Air Balloons Low-poly 3D model on CGTrader for $25. High-quality Polygon mesh mesh by luis77: 22810 polys, 11537 vertices. Textured, UV Mapped.
OBJ (OBJ, filesize: 11.6 MB), UNITYPACKAGE (Unity 3D, filesize: 40.2 MB), MAX (Autodesk 3ds Max, filesize: 47.6 MB), FBX (Autodesk FBX, filesize: 6.27 MB), TEXTURES (Textures, filesize: 6.17 MB)