https://www.i888.ru/katalog/zonty-ot-solnca/dlya-kafe/goods-zont-professional-nyj-3-5h3-5-m-133215/  - dome size 3.5x3.5 m
https://www.i888.ru/katalog/zonty-ot-solnca/dlya-kafe/goods-zont-professional-nyj-2-9h2-9-m-90111/  - dome size 2.9x2.9 m
https://www.i888.ru/katalog/zonty-ot-solnca/dlya-kafe/goods-zont-professional-nyj-3h4-m-133221/  - dome size 3x4 m

The unique Astro umbrella from the SCOLARO factory fits harmoniously into all possible open spaces where it is necessary to create shade. No more mechanisms and cables are needed to open the umbrella, this new product works on a gas piston. With a light press of a button, the umbrella smoothly opens and closes. In addition, the new opening-closing system allows you not to remove furniture from under the umbrella, the umbrella gently moves to the support and does not hang over the furniture.

There are 3 dome size options in the file.
4 support material options and 8 dome material options are assigned to the spheres

Attached files max, fbx, jpg;
The model is located at the origin;
Texture paths are clipped;
For Corona render, it is recommended to install version no lower than 1.5, since the glossiness of materials is configured taking into account PBR