Boot Height: Approx. 18'' Tall. LaCrosse innovated Alpha technology by combining high quality, scent-free rubber with naturally insulating neoprene resulting in an extremely durable, lightweight and comfortable boot. Full length side zipper allows the throat of the boot to really open up making it even easier to get these boots on and off. Thick cushioning EVA midsole offers extra comfort and shock absorption. Adjustable side gusset allows for a customizable fit.