The EXTREME PERFORMANCE baselayer thermal is constructed with 2 layers of CPT – COLDPRUF® TECHNICAL Fibers for WARMTH, MAXIMUM DRYNESS and ODOR CONTROL. The EXTREME PERFORMANCE two layer garment has been specifically engineered with our COLDPRUF® TECHNOLOGY to trap air between the layers of fabric to provide a natural warmth shield. The EXTREME PERFORMANCE is excellent for wear in very cold to extremely cold weather with mid to high activity.
![]() BASIC BASE LAYER Cotton Polyester Insulating Blend |
![]() PLATINUM MENS BASE LAYER Performance Merino Wool Blend |
![]() AUTHENTIC BASE LAYER Merino Wool Cotton Blend |







