Propet Viator Strap Men's Active Orthopedic Shoe - A5500 - Free Shipping. Breathable engineered mesh upper with mesh lining and wide adjustable strap closure- pu insole with gel heel pad and cushioning ridges- lightweight outsole with siped eva and rubber compound. Propet is a rapidly growing shoe company dedicated to making the worlds best walking shoes. Propet shoes are better walking shoes because they're designed and manufactured to be your most comfortable walking experience ever. Extra attention is paid to giving your foot support where it is needed- more cushy comfort where it counts and more room where your foot's moving parts need freedom when walking. The result has to be tried to be believed! Shouldn't you be wearing the world's best walking shoesu