Question about mesh and colors

[KRABPLYT]

Hi guys. I wanna ask short question about one wierd mesh.
I found this mesh in toolbox.

It hasnt texture but has gradient. Also when i changing part color , gradient changing too. So when imchanging color to white , its rainbow.
Also i can change material.
Question : How is it possible with no texture? I wanna make the same gradient for my own mesh.

[pokedex987]

Could you maybe send a link to the item? Check if it has other instances in it.

[ROCKs1333 (sensei)]

If there’s no textures, the mesh might have been painted using blender’s vertex paint.
In vertex paint, you can color meshes and export them with the color to roblox directly.

Vertex Painting and Rendering in Blender - Tutorial

[1] Hello everyone! Today we are going to learn how can you paint using a “Vertex Paint” method on meshes using Blender 2.79 version. Let’s get started! - Vertex Paint - What is it for and why do you use it? Vertex Paint is a “method” which allows users to manually colorize the specific mesh. It mostly allows you to create a manual texture by painting on the mesh, but sometimes it’s really useful. When a vertex on the specific mesh is painted, the color of the vertex will be modified acco…

This might help you.