Features and Benefits:Advanced Heat Technology System with Quick Heat Function: 3X faster heat up time;NEW TOUGHSHELL™ Fabric provides 80% More Stretch and continues to deliver 5X Longer Life than the original;Battery Pass-Thru: Position the battery in the Front or Back Pocket to improve comfort;FREEFLEX™ Mobility: Dropped shoulder seams and under-arm gussets create improved range of motion;All Day Run-Time: Up to (12) hours of run-time with the upgraded M12™ REDLITHIUM™ 3.0 Compact Battery Pack on low setting;Optimized interior lining provides more efficient heat transfer to the chest;One-touch LED controller with (3) heat settings per zone (High, Medium, Low);3 Heat Zones: Chest, Back, and Front Pockets;Washer and dryer safe;Wind and water resistant with DWR coating;The MILWAUKEE® Gray XL M12™ TOUGHSHELL™ Heated Jacket Kit is powered by M12™ REDLITHIUM™ Battery Technology and features an advanced heat technology system. Combining lightweight and durable carbon fiber heating elements, Quick-Heat functionality, enhanced fabric construction, and optimized interior liners, the M12™ TOUGHSHELL™ Heated Jacket delivers HEAT BUILT TO OUTLAST. The new generation TOUGHSHELL™ Stretch Polyester has been re-engineered to stretch and move while being as tough as previous TOUGHSHELL™ jackets. This Milwaukee heated jacket has a unique battery pocket Pass-Thru design that is easy to use with front or back pocket battery placement for versatility and comfort depending on the situation. This Milwaukee heated coat is a go-to for protection from the elements on the jobsite or when enjoying the outdoors.