Originally Posted by wolfchild

100% waterproof and 100% breathable doesn't exist, the isn't a fabric out there that can keep water out and let sweat out at the same time...You have a choice, you can either accept getting wet with rain or getting soaked with sweat... I don't care what they advertise out there or how expensive it is, the truth is that any intense physical activity will overcome the breathability of the fabric and you will end up wet with your own sweat.