100% Polyester

XGO thermal base layers are designed to maximize comfort and performance for any temperature or activity.

XGO's Phase 4 Thermals feature a poly-spandex 4-way stretch fleece material that provides superior moisture management and warmth in colder to extremely cold environments.

Phase 4 thermals are ideal for temps below 40° F.

The Phase 4 Thermal Pants feature Ag47 anti-microbial protection, Clean Seam next-to-skin comfort, and a UPF Sun Protection Rating of 50+.

XGO Thermals are 100% USA Made and Berry Compliant.

XGO Phase 4 Tactical Pant - Men's Black Medium