Tongue lip Low-poly 3D model is available on CGTrader for $14. Original author: 3D4SCI. Specs: 1121 polys, 1123 verts.
MAX (Autodesk 3ds Max, filesize: 133 MB), OBJ (OBJ, filesize: 65.9 MB), FBX (Autodesk FBX, filesize: 66.1 MB), MAX (Autodesk 3ds Max, filesize: 133 MB), C4D (Cinema 4D, filesize: 68 MB), MA (Autodesk Maya, filesize: 96.4 MB), 3DS (3D Studio, filesize: 28.4 KB), TEXTURES (Textures, filesize: 77.1 MB), MEL (Maya Mel Script, filesize: 96.4 MB), PNG (PNG, filesize: 43.7 MB)