This is a 3d-model of the "Swimming pool Low-poly 3D model 9" by "Unknown author".
You can download this asset for free at "Unknown platform" by following the link.
The license for this digital asset is "Unknown license".
STL (Stereolithography, filesize: 590 KB), OBJ (OBJ, filesize: 672 KB), FBX (Autodesk FBX, filesize: 251 KB)