The designer of this FontStruction has chosen not to make it available for download from this website by choosing an “All Rights Reserved" license.
Please respect their decision and desist from requesting license changes in the comments.
If you would like to use the FontStruction for a specific project, you may be able to contact the designer directly about obtaining a license.
About name: https://en.wikipedia.org/wiki/Belka_and_Strelka. Also Belka means Squirrel in Russian.