THREE.Color( 0x000000 ), roughness: 0.2, metalness: 0, normalMap: null, attenuationColor: new THREE.Color( 0xffffff ), iridescence: 0, clearcoat: 0.3, clearcoatRoughness: 0.25, transmission: 0, ior: 1.5, thickness: 10.0, sheen: 0, sheenColor: new THREE.Color( 0xffffff ), ior: 1.2, } )