1. Advantage:Dual density/Dual color/sports shoe insole 2.Material:PU/fabric 3.pu insole,shoe insole,shoe material , 1. Advantage:Dual density/Dual color/sports shoe insole 2.Material:PU/fabric 3.pu insole,shoe insole,shoe materialPU insole,shoe insole, insole1. Workshop environment:We use assembly line production,strict production processes of each.2. Starting ration:Purchase from regular ...