Check out PBR Yoga Mat - Green Low-poly 3D model on CGTrader for $5. High-quality mesh by PBRCool: 70 polys, 72 vertices. PBR, Textured, UV Mapped.
MA (Autodesk Maya, filesize: 717 KB), OBJ (OBJ, filesize: 717 KB), FBX (Autodesk FBX, filesize: 717 KB), MAX (Autodesk 3ds Max, filesize: 717 KB), GLTF (glTF, filesize: 48 MB), TBSCENE (Marmoset Toolbag, filesize: 717 KB), 3DS (3D Studio, filesize: 717 KB), DAE (Collada, filesize: 717 KB), ABC (Alembic, filesize: 717 KB), UNITYPACKAGE (Unity 3D, filesize: 717 KB), UASSET (UnrealEngine, filesize: 717 KB), SPP (Substance Painter, filesize: 352 MB), USDZ (USDZ, filesize: 48 MB), TEXTURES (Textures, filesize: 494 MB)