When selected, the object becomes transparent

Rhino Rhino for Windows
1

Hello, I have configured backfaces
2018-12-07_092455
After this setting, when I select the object becomes transparent

2018-12-07_092535
2018-12-07_092535.jpg529×537 48.3 KB

I just do not understand. I have a Rhino 6.

2

I selected the object and opened the settings. See the change settings:

2018-12-08_055011
2018-12-08_055011.jpg1340×477 133 KB

2018-12-08_055113
2018-12-08_055113.jpg1333×474 156 KB