Hunters Element Core Thermal Top Camo windproof Wind-Driven Movement: No batteries or

Wind-Driven Movement: No batteries or powered components required for motion in the field

Replaceable Battery Pack: Dual 5000mAh 21700 batteries provide extended runtime with the option for quick battery replacement

Adjustable Vent Control: The rear top vent uses a fold-out upstand so you can manage airflow or close it down in poor weather

Conditions: Windy/Cold/Wet

Hunters Element Core Thermal Top Camo windproof Wind-Driven Movement: No batteries orThe CORE base layer is designed to regulate your body temperature at the base level through all weather conditions. The compression weave is designed to cling tight to the body to help with muscle fatigue and rapid wicking. The body mapped design has been athletically shaped, so the high wicking fabric can sit tight to the body in order to absorb and disperse as much sweat as possible, all the while allowing maximum movement in the high stretch areas.