Mens Tecnica Origin LT is for the runner who wants a customizes fit without sacrificing performance and is anything but average. Its the next stride in footwear and its towards trail running This shoe was designed for people who have a higher volume foot and weight under 163lbs. If you are unsure of what model of the Tecnica Origin Series will fit you best please LiveChat or call our OGExperts at 888-547-4327.