Modeled in Blender.
Mid poly mesh: Quads: Body 9216. Swimwear 752.
The meshes are all quads.
There are not non manifold vertices in the body mesh. Only in the swimwear.
There are no textures but it is unwrapped.
BLEND (Blender, filesize: 8.3 MB), OBJ (OBJ, filesize: 1.84 MB), FBX (Autodesk FBX, filesize: 698 KB), USD (USD, filesize: 1.99 MB), TBSCENE (Marmoset Toolbag, filesize: 1.33 MB)