The W's Drop Knees Power Tights by Houdini are a versatile and warming companion in the cold season. The three-quarter length trousers have an excellent warmth-to-weight ratio and are also pleasantly stretchy. The fleece is also breathable and moisture-wicking, with a little more in the right places. The tights also keep your back warm even when you're bent over. Winter can come with the Drop Knees Power Tights.