Shortens frontier trousers for TBSE males, aswell as making it compatible with TBSE. They stay compatible with all vanilla boots, shape keys are configured.
In bonus option, you can replace Indigo Shirt with a version that will get along the trousers.
Sleeveless indigo shirt for TBSE ( real version ) will be available in a separated release at a later date.
Feel free to edit to your convenience as long as you credit me.