Here you can find several kinds of cobweb meshes and materials for any case.
Triangle counts:

• Cobweb strips - 32 tris
• Cocoons - 404 tris
• All usual meshes - 1742 tris
• All simple meshes - 84 tris

Sketchfab link

Technical Details​

Texture Sizes: 4086x4086
Scaled to Epic Skeleton: Yes
Collision: No
Number of Meshes: 74
Number of Materials and Material Instances: 6
Number of Textures: 8
Supported Development Platforms: Win, Mac
Supported Target Build Platforms: Win, Mac