The UL/CSA svt contains the unshielded and the shielded. The details as follow:

The unshielded:
Conductor: Bare stranded copper
Insulation: Color--coded PVC insulation
Rated temperature: 60degree, 75degree. 105degree
Rated voltage: 300v
Cores twisted together with filler
Separator over core
PVC jacketed water--resistant type
Passes vm-1 vertical falme test

The shielded:
Conductor: Bare stranded copper
Insulation: Color--coded PVC insulation
Rated temperature: 60degree, 75degree. 105degree
Rated voltage: 300v
Cores twisted together with filler
Aluminum mylar
Bar copper braid shield, 85%coverage
Separator over core
PVC jacketed water--resistant type
Passes vm-1 vertical falme test