The Mobile Warming APX Heated Vest is a classic full zip hunting vest in the RealTree APX pattern. Incorporating our advanced Mobile Warming 7.4volt 5-zone heat system with Bluetooth temperature control, the APX heated vest is the perfect item to throw over a shirt or hoodie on cool fall days. And when the weather turns cold, our no bulk design fits nicely under your favorite jacket eliminating the need for multiple layers, keeping you warm up to 135&#176;. Combining the classic APX pattern with premium features like 4-Way stretch low noise fabric, DWR water repellent finish, Polygeine Odor control, grid fleece interior, our KCX Terrain Heated Vest will keep you concealed, protected, comfortable, and best of all...warm!