Designed with exclusive alignment technology to balance the whole you. Full underfoot contact reduces pressure. Deep heel cup to optimize foot position The VASYLI Medical story began more than 35 years ago. It was inspired by professionals dedicated to creating innovative products grounded in the scientific principles of lower-limb biomechanics. In collaboration with leading biomechanics experts, Phil Vasyli developed a collection of custom heat moldable orthotics to treat a variety of functional foot and lower-limb disorders. These researched-based orthotics were easy and fast to fabricate in the clinic, providing patients quicker results at an affordable cost.