Rendering a transparent plastic box in Blender Cycles - Lighting and Rendering - Blender Artists Community
Blend Swap | Procedural Plastic Shader
Blend Swap | Glossy Plastic Shader (Cycles)
Grainy Plastic Material - Materials and Textures - Blender Artists Community
I created a realistic PBR procedural plastic shader, easily controllable with node group inputs. Available for free on my Gumroad, link in comments. : r/blender
Chocofur Chocofur Glossy Shader for Blender 2.79
Semi Transparent Plastic Shader Material in Blender Eevee Demo Tutorial - YouTube
Materials Plastic Blender material
ArtStation - procedural liquid oil leak or spill mask shader for Blender Tutorial