No known flaws, most have only been used a few times and washed according to directions and then kept together in storage closet. Bath Towels retail at $51.99 EACH Smoke free and pet free home Details: Norwex is well known as a cleaning company, and has a reputation for its microfiber products-- the densely woven, superfine Norwex Microfiber physically removes up to 99% of bacteria from a surface using only water when following proper care and use instructions. (You can also look them up for yourself!)