2-IN-1 VERSATILITY – Removable thermal liner with 175g Thermal Flex insulation transforms one jacket into two distinct layers for adaptable performance in changing weather conditions HYDRX PRO LAMINATE – 10,000mm waterproofing and 8,000g/m² breathability blocks external moisture while releasing internal perspiration during high-output riding F.A.S.T. 3.0 INSULATION – 90g of warmth in the outer shell body with perforated zones at vents for improved airflow and temperature regulation FXR DRY VENT SYSTEM – Snowproof chest and side body vents work with quick-dry mesh lining to dump excess heat and wick moisture away from your body ADJUSTABLE FIT SYSTEM – YKK AquaGuard front zipper and heavy-duty #8 waterproof zippers throughout seal out snow and wind while adjustable cuffs with lycra extensions, windskirt, and shock-cord collar and hem provide fine-tuned protection The FXR Men's Boost FX 2-in-1 Jacket delivers adaptable protection for snowmobile riders facing variable conditions. The removable thermal liner transforms this system into two distinct layers, allowing you to adjust insulation without changing your entire setup. The 450D polyester shell features HydrX Pro laminate construction with 10,000mm waterproofing and 8,000g/m² breathability to manage both external moisture and internal perspiration. F.A.S.T. 3.0 insulation provides 90g of warmth in the outer shell body, with perforated zones at vents to enhance airflow. The FXR Dry Vent system includes snowproof chest and side body vents for active heat management. YKK AquaGuard front zipper and heavy-duty #8 waterproof zippers throughout seal out wind and snow. Quick-dry mesh lining wicks moisture away from your body. The removable liner adds 175g of Thermal Flex insulation for deep cold conditions. Adjustable cuffs with lycra inner extensions, customizable windskirt, and shock-cord collar and hem adjustments let you fine-tune fit and protection on the fly. The removable and adjustable hood adapts to changing weather, while 360-degree 3M Scotchlite reflective elements maintain visibility during low-light riding. Key Features: HydrX Pro laminate – 10,000mm waterproofing with 8,000g/m² breathability F.A.S.T. 3.0 insulation – 90g in outer shell, perforated at vents for airflow Removable thermal liner – 175g Thermal Flex insulation for layering flexibility FXR Dry Vent system – Snowproof chest and side body vents manage heat output YKK AquaGuard front zipper with heavy-duty #8 waterproof zippers throughout 450D polyester shell with moisture-wicking quick-dry mesh lining Adjustable cuffs with lycra extensions, windskirt, collar, and hem Removable and adjustable hood with 360° 3M Scotchlite reflective elements