FREELIGHT PROFLINE NEON is a flexible neon luminaire that can take any shape from Centrsvet. https://www.centrsvet.ru/catalog/freelight_main/prof_neon/ Three author's compositions are presented in the scene Composition 1: 3000*550*500mm Composition 2: 2159*33*1000mm Composition 3: 1050*1050*640mm Tube diameter 25 mm Neon tubes are not editable - converted to editaible poly For Corona render, it is recommended to install a version of at least 1.5, since the glossiness of materials is configured taking into account PBR Those who work in V-Ray versions lower than 3.1, be careful, in the materials in the BRDF section there is Microfaset GTR ( GGX ), if your version is older than 3.1, then the BRDF field will be empty. Choose Blinn, Phong or Ward - whichever suits you best