... 588,88,604,522,500……1.Steel insole : Stainless midsoles is made of the choice great quality stainless material,it ... left harming the toes. 3.Application:Shoe industry:insole of kinds of shoes,be fit for leather shoes,gym shoes,lesiure ... shoes and sandal etc.Stationary:instead of steel insole and stainless insole.Synthetic material : performance fibresLightweight.4.Features:Inflexibility ...