HeatFX ULTRALIGHT Base Layer Long Sleeve Shirt Size:L Leg gusset

Leg gusset

A trap door on the back with a button closure

Our plush back signature waistband

set-in sleeve with cuff

these boxer briefs feature a practical fly and a 9" inseam that delivers dependable coverage and support

HeatFX ULTRALIGHT Base Layer Long Sleeve Shirt Size:L Leg gussetHeatFX's Ultralight fabric innovation is a combination of technically engineered fiber formations that provide superior warmth without bulk. Microscopic "pockets" inside the fiber create a thermal warming effect next to you skin. This fabric is designed with spandex to enhance fit, mobility, and moisture management. Keep your base layer selection simple. Take into consideration: Your Activity Level, Where You Will Be, and, How Cold You Will Get. This