This is a paid asset, but now you can download Customized Characters Free.
Detail this asset from Unity Store: Original Link
Customized Characters v1.0 (Latest version)
“If possible, please buy the package to support the developer”
Customized pack of people.
With this package, you can collect and dress any people, also perfect for characters who need to change clothes. All clothing is tied to the bones using a Skinned Mesh Renderer.
Contains 3 different people, 3 types of backpacks, body armor, 11 types of pants, 4 types of glasses, gloves, 12 types of hats including helmets, 3 types of masks, 7 types of shoes, 14 types of outerwear.
Characters have only one idle animation, but it has a standard rigg that works with a humanoid avatar.
Textures are 2048-2048.
Diffuse baked AO.